One embodiment according to the present disclosure relates to a monomer for an optical component, including: a compound represented by the formula (1), in which a total value P1 of peak areas at retention times before the main peak in measurement through gel permeation chromatography is 3.5% or less of a total value P2 of all peak areas.
One embodiment according to the present disclosure relates to a monomer for an optical component, including: a compound represented by the formula (1), in which a total value P1 of peak areas at retention times before the main peak in measurement through gel permeation chromatography is 3.5% or less of a total value P2 of all peak areas.
C08G 75/16 - Polysulfures par polycondensation de composés organiques avec des polysulfures inorganiques
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
2.
METHOD FOR DETERMINING SPECTACLE LENS AND SYSTEM FOR SUPPORTING DETERMINATION OF SPECTACLE LENS
A method for determining a spectacle lens, the method including: preparing multiple blurred images in which an amount of added aberration is varied with respect to a predetermined original image; simultaneously presenting the multiple blurred images to a subject to compare appearances of them, then obtaining a subjective response of the subject, to thereby measure a subject's sensitivity to aberration; and determining a spectacle lens suitable for the subject based on the subject's sensitivity to aberration.
A61B 3/028 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour examen d'acuité visuelleAppareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour la détermination de la réfraction, p. ex. phoromètres
A61B 3/036 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour examen d'acuité visuelleAppareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour la détermination de la réfraction, p. ex. phoromètres pour détecter l'astigmatisme
3.
CURABLE COMPOSITION FOR FORMING PROTECTIVE LAYER ON PHOTOCHROMIC ARTICLE, PHOTOCHROMIC ARTICLE, AND EYEGLASSES
Provided is a curable composition for forming a protective layer on a photochromic article that satisfies (1) to (3) below. (1) The composition contains a multifunctional (meth)acrylate having an oxyalkylene structure. (2) The content of the oxyalkylene structure in the solid content of the composition is between 20% and 65% by mass, inclusive. (3) The concentration of (meth)acryloyl groups in the solid content of the composition is between 4.0 mmol/g and 8.0 mmol/g, inclusive.
METHOD FOR CALCULATING CURVATURE OF ARBITRARILY DEFINED RANGE OF OPTICAL ELEMENT, DEVICE FOR CALCULATING CURVATURE OF ARBITRARILY DEFINED RANGE OF OPTICAL ELEMENT, AND RECORDING MEDIUM
This method for calculating curvature of an arbitrarily defined range of an optical element includes: a step (a) for obtaining a lateral vector s of an element number n representing a local curvature distribution in an arbitrarily defined range of the optical element; and a step (b) for, when an average spherical power in a prescribed light flux range within an arbitrarily defined range is defined as a macro curvature c, calculating the macro curvature c without using wavefront information in the arbitrarily defined range by using a weighting vector w with which an approximate expression of c ≈ wsT is satisfied.
Provided is a method for manufacturing a plastic lens having a cured coating layer on one surface of a lens substrate. The method includes a heat dissipation sheet coating step of coating at least a part of the other surface of the lens substrate with a heat dissipation sheet, a coating step of applying a photocurable composition to the one surface of the lens substrate, and a light irradiation step of irradiating the photocurable composition with light to form the cured coating layer, wherein the heat dissipation sheet includes at least a metal compound and/or a metal.
B05D 3/06 - Traitement préalable des surfaces sur lesquelles des liquides ou d'autres matériaux fluides doivent être appliquésTraitement ultérieur des revêtements appliqués, p. ex. traitement intermédiaire d'un revêtement déjà appliqué, pour préparer les applications ultérieures de liquides ou d'autres matériaux fluides par exposition à des rayonnements
B05D 7/00 - Procédés, autres que le flocage, spécialement adaptés pour appliquer des liquides ou d'autres matériaux fluides, à des surfaces particulières, ou pour appliquer des liquides ou d'autres matériaux fluides particuliers
B05D 7/24 - Procédés, autres que le flocage, spécialement adaptés pour appliquer des liquides ou d'autres matériaux fluides, à des surfaces particulières, ou pour appliquer des liquides ou d'autres matériaux fluides particuliers pour appliquer des liquides ou d'autres matériaux fluides particuliers
This method for producing a plastic lens comprises: a coating step for coating one surface of a lens base material with a photocurable composition; a curing step for curing the photocurable composition by irradiation with light; and a temperature adjustment step for adjusting an ambient temperature before the irradiation is started to -180 to 5°C.
According to the present invention, a production method for a finished lens includes an application step for applying a photocurable composition to one surface of a lens base material, a spraying step for spraying an inert gas toward the other surface of the lens base material, and a curing step for curing the photocurable composition by photoirradiation.
G02B 1/02 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de cristaux, p. ex. sel gemme, semi-conducteurs
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
This method for manufacturing a spectacle lens having a cured coating layer on one surface of a lens base material includes: a covering step for covering at least a portion of the other surface of the lens base material with a covering material having one or more through-holes; a pressure reduction step for reducing the pressure between the other surface of the lens base material and a spin coating mechanism that rotates the lens base material, through the through-holes in the covering material, to secure the other surface of the lens base material to the spin coating mechanism; and a spin coating step for spin-coating the one surface of the lens base material with a curable composition.
B05D 1/40 - Distribution des liquides ou d'autres matériaux fluides, appliqués par des éléments se déplaçant par rapport à la surface à couvrir
B05D 7/00 - Procédés, autres que le flocage, spécialement adaptés pour appliquer des liquides ou d'autres matériaux fluides, à des surfaces particulières, ou pour appliquer des liquides ou d'autres matériaux fluides particuliers
G02B 1/14 - Revêtements protecteurs, p. ex. revêtements durs
This spectacle lens comprises: a base material; a water-repellent layer formed on the base material; and a protective layer formed on the water-repellent layer. The protective layer contains: a copolymer (1) having a structural unit represented by formula (1-1); and a urethane resin (2). (In formula (1-1), R1represents a hydrogen atom or a methyl group, and R2 represents a linear or branched alkyl group having 1-10 carbon atoms.)
A spectacle lens comprising: a base material; a water-repellent layer formed on the base material; and a protective layer formed on the water-repellent layer, the protective layer containing 50 mass% or more of polysilazane.
This eyeglass lens comprises a water-repellant layer which is a condensate of a water-repellant layer composition that contains a compound (A), wherein the compound (A) has a structure represented by -C(=O)NH- and has a silyl group at at least one terminal of a molecular chain.
Provided is a method for manufacturing a spectacle lens including a lens base material and a multilayer film positioned on at least one surface of the lens base material, the spectacle lens further including a base layer between the lens base material and the multilayer film. The method including forming the base layer by performing at least one round of sputtering by a metal target and irradiating a metal film formed by sputtering with oxygen ions and nitrogen ions.
[Problem] To provide a method and a device for manufacturing a spectacle lens on which it is possible to favorably adjust the film thickness of a coating liquid. [Solution] A method for manufacturing a spectacle lens, the method comprising: a temperature measurement step for measuring the temperature of a lens surface L1 of a lens base material L; a coating step for applying a coating liquid to the lens surface L1 after the temperature measurement step; and a film thickness adjustment step for adjusting the film thickness of the coating liquid on the lens surface L1 by rotating the lens base material L after the coating step, wherein, in the film thickness adjustment step, the rotation time and/or the rotation speed of the lens base material L is determined on the basis of temperature information of the lens surface L1 acquired in the temperature measurement step, and the lens base material L is rotated.
[Problem] To provide an apparatus and method for manufacturing a spectacle lens, allowing a coating liquid to be favorably applied onto a lens surface. [Solution] An apparatus 10 for manufacturing a spectacle lens comprises a coating device 20 that discharges and applies a coating liquid onto a lens surface L1 of a lens base material L, wherein the coating device 20 includes: a storage part 30 that stores the coating liquid; a discharge part 42 that is positioned on the downstream side in the flow path direction of the coating liquid with respect to the storage part 30 and that discharges the coating liquid; a storage part heater 60 that heats the coating liquid stored in the storage part 30; and a downstream side heater 70 that heats the coating liquid on the downstream side in the flow path direction with respect to the storage part 30.
B05C 9/14 - Appareillages ou installations pour appliquer des liquides ou d'autres matériaux fluides aux surfaces par des moyens non prévus dans l'un des groupes , ou dans lesquels le moyen pour déposer le liquide ou autre matériau fluide n'est pas important pour appliquer un liquide ou autre matériau fluide et exécuter une opération auxiliaire l'opération auxiliaire nécessitant un chauffage
B05C 5/00 - Appareillages dans lesquels un liquide ou autre matériau fluide est projeté, versé ou répandu sur la surface de l'ouvrage
B05C 11/00 - Parties constitutives, détails ou accessoires non prévus dans les groupes
Provided are: a plastic lens having a lens base material, a photochromic layer that is formed on one surface of the lens base material and is obtained by curing a polymerizable composition for forming a photochromic layer sensitive to light in a specific wavelength region, and a coating material that covers an edge surface of the lens base material and inhibits light, which is within at least a partial region of the specific wavelength region, from entering the lens base material; and eye glasses.
Provided is a plastic lens which comprises a lens base material and a cured coating layer that is formed on one surface of the lens base material, wherein: the cured coating layer has a primer layer, a photochromic layer, and a protective layer; the surface hardness of the photochromic layer is 2.0 kgf/mm2 or less; and the difference between the prescription of the plastic lens in which the cured coating layer is formed on one surface of the lens base material and the design prescription is less than 0.12. Also provided are: a method for manufacturing the plastic lens; and eye glasses.
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
G02B 1/14 - Revêtements protecteurs, p. ex. revêtements durs
Provided is an eyeglass lens that includes a lens base material and a multilayer film located on at least one surface of the lens base material, and further includes an undercoat layer between the lens base material and the multilayer film, wherein the thickness of the undercoat layer is 400.0 nm or greater, and the indentation hardness value measured at the surface of the undercoat layer for a load of 0.3 mN is greater than the indentation hardness value measured at the surface of the multilayer film for a load of 0.3 mN.
Provided are: a spectacle lens which exhibits a nearsightedness progression suppression effect or a farsightedness reduction effect, said spectacle lens comprising a center-side clear region, a functional region, and an outer clear region, and satisfying conditions 1-3 in any circle that can be disposed when a circle having a diameter of 4 mm is disposed in the functional region in a plan view; and a related technique for the spectacle lens.
Provided are: a spectacle lens exhibiting myopia progression suppression effects or hyperopia reduction effects; and related features. The spectacle lens comprises a center-side clear region, a functional region, and an outer clear region. In plan view, the base region and an on-retina non-convergence region are both annular bands, and each annular band, which is the on-retina non-convergence region, has a spherical shape. In plan view, when a circle having a diameter of 4 mm is arranged in the functional region, conditions 1-3 are satisfied in any circle that can be arranged.
The present invention provides a lens design selection method and techniques related thereto, the lens design selection method comprising: a preparation step for, when providing an eyeglass lens that is designed on the basis of a user's eyeglass lens prescription, preparing a probability distribution D of compatibility with respect to a plurality of lens designs on the basis of results and satisfaction levels obtained from each subject who has taken a questionnaire survey relating to eyeglass lens usage patterns; and a selection step for, on the basis of the probability distribution D, selecting a lens design corresponding to a probability distribution Dm that yields the maximum likelihood in the result of the questionnaire survey from the user. The probability distribution D is subjected to Bayesian updating on the basis of the results of the questionnaire survey from the respective subjects and the user, and an objective function M for obtaining the probability distribution D has an error function and a penalty term, the penalty term being a term for adjusting the dependence of the objective function M on the result of the questionnaire survey.
A method for designing a spectacle lens including a base region for realizing a prescribed refractive power of a wearer and a defocus region for realizing a refractive power different from the prescribed refractive power, the method comprising: a step (S102) for acquiring map information about a visual field defect of an eyeball of the wearer; and a step (S103) for deciding an arrangement of the defocus region on the lens on the basis of the map information.
G02C 7/06 - VerresSystèmes de verres bifocauxVerresSystèmes de verres multifocaux
A61B 3/024 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour la détermination du champ de vision, p. ex. périmètres
An electrochromic element, a lens for spectacles or the like wherein an undulation is controlled by adjusting the difference in reflection power within a predetermined range. An electrochromic element wherein a lens substrate and an electrochromic film are laminated together, wherein an absolute value of a difference in reflection power in 30% or more of spaces between local regions adjacent to each other among individual local regions obtained by splitting a 40 mm×40 mm range a surface center into 5 mm× 5 mm regions is 0.05 D or more and 0.5 D or less, a surface of the electrochromic film has an undulation, and a maximum height undulation (Wz) in 30% or more of the individual 5 mm×5 mm local regions obtained by splitting the 40 mm×40 mm range the surface center is 6 μm or more and 30 μm or less.
This spectacle lens comprises: a central clear region that achieves prescribed refractive power of a wearer and includes an eye point; and an annular functional region that surrounds the central clear region. The functional region has a base region that achieves the prescribed refractive power, and a plurality of defocus regions having refractive power different from the prescribed refractive power. In plan view, the plurality of defocus regions are disposed side by side in an X direction and a Y direction intersecting at a predetermined angle with the X direction. When, in plan view, a convex polygon having, as each of sides, a virtual line passing through the centers of two or more defocus regions present in a boundary portion between the central clear region and the functional region is assumed such that the centers of the defocus regions are not present within the convex polygon, and the area of the convex polygon is maximized, the maximum value of the external angles of the convex polygon is 36 degrees or less.
Provided is a spectacle lens having a center clear region including an eye point and achieving prescription refractive power of a wearer, and an annular functional region surrounding the center clear region, the functional region having a base region for achieving prescription refractive power, and a plurality of defocus regions having a refractive power different from the prescription refractive power, and the plurality of defocus regions being arranged side by side in an X direction and in a Y direction intersecting the X direction at a predetermined angle in a plan view, and when a convex polygon is assumed which exists in a boundary portion between the center clear region and the functional region in a plan view and which has as a side thereof a virtual line passing through the centers of two or more defocus regions, the centers of the defocus regions not being present inside the convex polygon, and the area of the convex polygon being maximized, the maximum value of the external angles of the convex polygon is 36 degrees or less.
[Problem] To provide a manufacturing method and a manufacturing device for a spectacle lens, which achieve application of a coating liquid to a lens surface with high accuracy and in a short time. [Solution] This manufacturing method for a spectacle lens comprises: an information acquisition step for acquiring lens shape information from a storage unit; a measurement step for measuring a lens base material L to acquire lens thickness information; and an application step for jetting and applying a coating liquid from a jet nozzle 52 to a lens surface L1 of the lens base material L. In the application step, the coating liquid is applied to the lens surface L1 on the basis of the lens shape information acquired in the information acquisition step and the lens thickness information acquired in the measurement step.
The present invention provides a method and a device for manufacturing an eyeglass lens, which enable good application of a coating liquid to a lens surface. This method for manufacturing an eyeglass lens comprises: a coating step in which a lens substrate L and an ejection nozzle 22 are moved relative to each other in the lens radial direction X, and a coating liquid is ejected from the ejection nozzle 22 onto a lens surface L1 of the lens substrate L which rotates about a rotational axis La that extends along the lens substrate L in the lens thickness direction Y, and the lens surface is thereby coated with the coating liquid. In the coating step, the coating liquid is ejected from the ejection nozzle 22 in a state in which the nozzle axis 22a of the ejection nozzle 22 is inclined relative to the rotational axis La.
Provided is a method for determining a spectacle lens, the method comprising: a step (a) for preparing a plurality of blurred images obtained by applying varying tendencies and degrees of blur to a predetermined original image; a step (b) for conducting trials by presenting a plurality of blurred images to a subject at the same time and asking the subject to compare the appearances of the images to acquire subjective responses from the subject; and a step (c) for determining a spectacle lens suitable for the subject on the basis of the subjective responses acquired in the step (b). In the step (b), trials in which subjects tend to respond that an image with a greater degree of blur applied is preferable out of the plurality of blurred images presented account for more than half of all the trials.
A61B 3/028 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour examen d'acuité visuelleAppareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour la détermination de la réfraction, p. ex. phoromètres
G02C 7/06 - VerresSystèmes de verres bifocauxVerresSystèmes de verres multifocaux
Provided is an ophthalmological lens configured to provide a near-sightedness progression suppression effect using a monochromatic aberration of a pencil that is a bundle of rays passing through the ophthalmological lens and passing through a pupil, the ophthalmological lens including a wavelength filter for attenuating light of a long wavelength longer than a set dominant wavelength, and technology related thereto.
A resin substrate according to an embodiment of the present disclosure contains an episulfide resin having a refractive index of 1.60 or more or a thiourethane resin having a refractive index of 1.60 or more. A light guide plate according to an embodiment of the present disclosure comprises the aforementioned resin substrate. A waveguide device according to an embodiment of the present disclosure is provided with the aforementioned light guide plate and a diffraction grating or a hologram element formed on the light guide plate. An optical member for eyewear according to an embodiment of the present disclosure comprises a resin lens base material and the aforementioned waveguide device . A wearable device according to an embodiment of the present disclosure is provided with the aforementioned optical member for eyewear.
A polymerizable composition according to the present invention contains an epithio compound containing a compound represented by formula (E1) and a thioether compound containing at least one selected from the group consisting of compounds represented by formula (T1) and compounds represented by formula (T2).
C08G 75/08 - Polythioéthers à partir de thioéthers cycliques à partir de thiiranes
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
C08G 18/75 - Polyisocyanates ou polyisothiocyanates cycliques cycloaliphatiques
C08G 18/76 - Polyisocyanates ou polyisothiocyanates cycliques aromatiques
C08G 75/06 - Polythioéthers à partir de thioéthers cycliques
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
A polymerizable composition comprising: one or more epithio compounds including a compound represented by formula (E1) (wherein X is S or O, a is an integer of 0-1, R is a C1-C10 divalent hydrocarbon, b is an integer of 0-1, and c is an integer of 0-2); a mercapto-group-containing thioether compound; and a sulfur-containing substance having an S atom proportion of 70 mass% or higher.
C08G 75/08 - Polythioéthers à partir de thioéthers cycliques à partir de thiiranes
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
C08G 18/75 - Polyisocyanates ou polyisothiocyanates cycliques cycloaliphatiques
C08G 18/76 - Polyisocyanates ou polyisothiocyanates cycliques aromatiques
C08G 75/06 - Polythioéthers à partir de thioéthers cycliques
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
This polymerizable composition contains: an epithio compound including a compound represented by formula (E1) (in the formula, X is S or O, a is an integer of 0 to 1, R is a divalent hydrocarbon group having 1-10 carbon atoms, b is an integer of 0 to 1, and c is an integer of 0 to 2); a thioether compound having a mercapto group; and an ultraviolet radiation absorber.
C08G 75/08 - Polythioéthers à partir de thioéthers cycliques à partir de thiiranes
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
C08G 18/75 - Polyisocyanates ou polyisothiocyanates cycliques cycloaliphatiques
C08G 18/76 - Polyisocyanates ou polyisothiocyanates cycliques aromatiques
C08G 75/06 - Polythioéthers à partir de thioéthers cycliques
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
Provided is a polymerizable composition comprising: one or more epithio compounds including a compound represented by formula (E1) (wherein X is S or O, a is an integer of 0-1, R is a divalent C1-C10 hydrocarbon, b is an integer of 0-1, and c is an integer of 0-2); and a mercapto-group-containing thioether compound. When the epithio compounds are measured by gel permeation chromatography, the proportion of a total area P1 of peaks for a retention time before a main peak to a total area P2 of all the peaks is 3.5% or less.
C08G 75/08 - Polythioéthers à partir de thioéthers cycliques à partir de thiiranes
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
C08G 18/75 - Polyisocyanates ou polyisothiocyanates cycliques cycloaliphatiques
C08G 18/76 - Polyisocyanates ou polyisothiocyanates cycliques aromatiques
C08G 75/06 - Polythioéthers à partir de thioéthers cycliques
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
A spectacle lens includes: an object-side surface and an eyeball-side surface; a first refractive region having a first refractive power based on a prescription for correcting a refractive error of an eye; and a second refractive region having a refractive power different from the first refractive power, the second refractive region forming a focal point at a position other than a retina of the eye to suppress progression of the refractive error of the eye. An interface portion is inside the spectacle lens, the interface portion includes a base portion, and convex portions protruding from or concave portions recessed from the base portion, the function of the second refractive region is exerted by using mutually different respective refractive indexes of two types of members sandwiching the interface portion, and the convex portions or the concave portions, and an outermost surface portion of the spectacle lens is smoothly polished.
An electrochromic element in which an apparent undulation can be reduced, a lens for spectacles, spectacles, and a method of producing an electrochromic element. An electrochromic element is an electrochromic element in which a lens substrate and an electrochromic film are laminated together, in which an absolute value of a difference between a maximum value and a minimum value of a transmission power in all of a 40 mm×40 mm range at a center of a surface is 0.30 D or less.
Provided are a method and an apparatus for manufacturing a spectacle lens, with which it is possible to automatically determine the state of an outer edge of a lens surface. This method for manufacturing a spectacle lens comprises: an imaging step for capturing an image of a lens base material L; and an outer edge state determination step for extracting outer edge distance information including information of the distance R from the center of a virtual circumscribed circle Vc circumscribing a lens surface outer edge L1a of a lens surface L1 of the lens base material L to the lens surface outer edge L1a at a plurality of positions on the lens surface outer edge L1a on the basis of the image obtained in the imaging step, and determining the shape of the lens surface outer edge L1a on the basis of the outer edge distance information.
B24B 9/14 - Machines ou dispositifs pour meuler les bords ou les biseaux des pièces ou pour enlever des bavuresAccessoires à cet effet caractérisés par le fait qu'ils sont spécialement étudiés en fonction des propriétés de la matière propre aux objets à meuler de matière inorganique non métallique, p. ex. de la pierre, des céramiques, de la porcelaine du verre de pièces optiques, p. ex. de lentilles, de prismes
B24B 49/12 - Appareillage de mesure ou de calibrage pour la commande du mouvement d'avance de l'outil de meulage ou de la pièce à meulerAgencements de l'appareillage d'indication ou de mesure, p. ex. pour indiquer le début de l'opération de meulage impliquant des dispositifs optiques
39.
SPECTACLE LENS AND DESIGN METHOD OF SPECTACLE LENS
At least one of two optical surfaces respectively located on an object side and an eyeball side has: a base surface configured to cause a light beam incident from the object side to be emitted toward the eyeball side, and to converge at a position A on a retina of an eyeball; and a plurality of defocus surfaces configured to cause a light beam incident from the object side to be emitted toward the eyeball side, and to converge at a position B that is farther away from the object side than the position A is, the base surface is a convex surface, and at least one of the defocus surfaces is a non-concave surface.
Provided is a refractive characteristic measurement device (1) that measures a refractive characteristic of an eye (25), the device including: a light emission unit (20); an opening member (10) that is positioned between the light emission unit and the eye and has a first opening (11) and a second opening (12) through which light emitted by the light emission unit is narrowed and passed; a first optical element (13) that is provided in the first opening and transmits light in a first wavelength band; and a second optical element (14) that is provided in the second opening and transmits light in the second wavelength band, in which the light emission unit includes a background portion (23) that emits white light, a first visual target portion (21) that emits first light (Li) that is a complementary color to light in the first wavelength band, and a second visual target portion (22) that emits second light (L2) that is a complementary color to light in the second wavelength band.
Provided are a glasses lens having an object-side surface and an eyeball-side surface, and technology related thereto, said glasses lens having a lens base material and an optical interference layer that is provided to at least one of the surfaces of the lens base material and that has a multilayer structure, wherein: at least one surface among the surface(s) of the glasses lens provided with the optical interference layer has a first region in which removed portions where at least one layer of the optical interference layer is locally removed are arranged with a first regularity and in which a non-removed portion where said layer is not removed is present between the removed portions, and a second region which is either a region in which the removed portions are arranged with a second regularity or a region composed of the non-removed portion; and the first region and the second region are seen as regions whose color tones differ from each other.
Provided is a photochromic compound that is represented by general formula 1 and has no perfluoromethyl groups or perfluoromethylene groups. (In general formula 1, Ar represents a fluorinated aryl group, L represents a divalent linking group, R1to R6, B, and B' each independently represent a hydrogen atom or a substituent, m represents 0 or 1, and n represents an integer in the range of 1 to 4.)
C07D 311/94 - Composés hétérocycliques contenant des cycles à six chaînons comportant un atome d'oxygène comme unique hétéro-atome du cycle, condensés avec d'autres cycles condensés en ortho ou en péri avec des carbocycles ou avec des systèmes carbocycliques condensés avec des cycles autres que des cycles à six chaînons ou avec des systèmes cycliques contenant de tels cycles
A method of producing an optical article including applying a polymerizable composition onto a substrate to form a coating layer; and emitting light from a light source that emits light in a wavelength range ranging from ultraviolet light to visible light to the coating layer to cure the coating layer, wherein the polymerizable composition includes one or more polymerizable compounds having a molecular weight of 500 or less, a photopolymerization initiator having adsorption in at least a part of a visible light wavelength range, and a ultraviolet absorbing compound, wherein, during the light emission, for at least a certain period from the start of the light emission, the light emission is performed after a ultraviolet blocking filter is disposed between the light source and the coating layer.
G02B 1/12 - Revêtements optiques obtenus par application sur les éléments optiques ou par traitement de la surface de ceux-ci par traitement de la surface, p. ex. par irradiation
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
G02C 7/10 - Filtres, p. ex. pour faciliter l'adaptation des yeux à l'obscuritéLunettes de soleil
A method for designing an eyeglass lens includes a step of setting a plurality of states in which a subject wearing a lens frame for eye examination looks downward, having the subject compare how a visual target appears, and obtaining a subjective response of the subject, and a step of designing an eyeglass lens suitable for the subject based on the subjective response.
A method of producing pentaerythritol mercaptocarboxylate including subjecting a mercaptocarboxylic acid and pentaerythritol to a dehydration reaction under solvent-free conditions, a polymerizable composition containing the pentaerythritol mercaptocarboxylate, a resin which is a cured product of the polymerizable composition, an optical material containing the resin, and a spectacle lens containing the resin.
C07C 319/12 - Préparation de thiols, de sulfures, d'hydropolysulfures ou de polysulfures de thiols par des réactions n'impliquant pas la formation de groupes mercapto
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
47.
POLYMERIZABLE COMPOSITION FOR OPTICAL ARTICLE AND OPTICAL ARTICLE
A polymerizable composition for an optical article, including two or more (meth)acrylates and a photochromic compound. The two or more (meth)acrylates include at least a multifunctional (meth)acrylate containing a polyalkylene glycol moiety and having a molecular weight of 500 or more, and the (meth)acryloyl group content in the polymerizable composition for an optical article is 3.50 mmol/g or more.
C09D 4/06 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, à base de composés non macromoléculaires organiques ayant au moins une liaison non saturée carbone-carbone polymérisable en combinaison avec un composé macromoléculaire autre qu'un polymère non saturé des groupes
C09D 5/29 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produitsApprêts en pâte pour effets multicolores
C09D 135/02 - Homopolymères ou copolymères d'esters
G02C 7/10 - Filtres, p. ex. pour faciliter l'adaptation des yeux à l'obscuritéLunettes de soleil
48.
PHOTOCHROMIC ARTICLE AND METHOD FOR PRODUCING PHOTOCHROMIC ARTICLE
A photochromic article including a substrate; a primer layer formed by curing a polymerizable composition for forming the primer layer, and a photochromic layer formed by curing a (meth)acrylate-based polymerizable composition containing a photochromic compound, in this order, wherein the polymerizable composition for forming the primer layer contains isocyanate group-containing urethane (meth)acrylate, and the polymerizable composition for forming the primer layer has an isocyanate group content rate of 2.0 mass % or more when a total amount of the composition is set to 100 mass %.
C09D 5/29 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produitsApprêts en pâte pour effets multicolores
C09D 4/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, à base de composés non macromoléculaires organiques ayant au moins une liaison non saturée carbone-carbone polymérisable
C09D 5/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produitsApprêts en pâte
C09D 135/02 - Homopolymères ou copolymères d'esters
C09D 175/14 - Polyuréthanes comportant des liaisons non saturées carbone-carbone
G02C 7/10 - Filtres, p. ex. pour faciliter l'adaptation des yeux à l'obscuritéLunettes de soleil
49.
POLYMERIZABLE COMPOSITION FOR OPTICAL ARTICLE AND OPTICAL ARTICLE
A polymerizable composition for an optical article, including the following component A, component B and component C: component A: multifunctional (meth)acrylate containing a polyalkylene glycol moiety and having a molecular weight of 500 or more, component B: monofunctional (meth)acrylate represented by the following Formula 1, and component C: photochromic compound
A polymerizable composition for an optical article, including the following component A, component B and component C: component A: multifunctional (meth)acrylate containing a polyalkylene glycol moiety and having a molecular weight of 500 or more, component B: monofunctional (meth)acrylate represented by the following Formula 1, and component C: photochromic compound
A polymerizable composition for an optical article, including the following component A, component B and component C: component A: multifunctional (meth)acrylate containing a polyalkylene glycol moiety and having a molecular weight of 500 or more, component B: monofunctional (meth)acrylate represented by the following Formula 1, and component C: photochromic compound
(in Formula 1, R10 represents a hydrogen atom or a methyl group, and R11 represents a linear alkyl group having 3 or more carbon atoms or a branched alkyl group having 3 or more carbon atoms).
G02C 7/10 - Filtres, p. ex. pour faciliter l'adaptation des yeux à l'obscuritéLunettes de soleil
C08F 220/18 - Esters des alcools ou des phénols monohydriques des phénols ou des alcools contenant plusieurs atomes de carbone avec l'acide acrylique ou l'acide méthacrylique
C09D 4/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, à base de composés non macromoléculaires organiques ayant au moins une liaison non saturée carbone-carbone polymérisable
C09D 5/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produitsApprêts en pâte
TOKYO METROPOLITAN PUBLIC UNIVERSITY CORPORATION (Japon)
HOYA LENS THAILAND LTD. (Thaïlande)
Inventeur(s)
Miyoshi, Hiromi
Iguchi, Yuki
Abrégé
A method of determining characteristics of light, including: a relationship acquisition step of, with respect to a subject, obtaining in advance a relationship 1 between a wavelength and irradiance of light that decides whether or not a morphological change of an ocular cell is caused and a relationship 2 between the wavelength and irradiance of the light that decides whether or not migration of the ocular cell is changed; a relationship selection step of selecting at least any of the relationship 1 and the relationship 2 depending on a degree 1 that is required for the morphological change and a degree 2 that is required for the cell migration; and a determination step of determining a wavelength and irradiance of light to be incident on the subject's eye based on the selected relationship.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
The invention provides an ampholytic surfactant containing quaternary ammonium salt as well as a preparation method and application of the ampholytic surfactant, and belongs to the field of materials. The amphoteric surfactant containing quaternary material, carrying out alkaline hydrolysis in ammonia water to obtain water-soluble carboxylate, and grafting quaternary ammonium salt groups on amide groups. Due to the existence of the quaternary ammonium salt group, the surfactant has good antibacterial property, and due to the fact that the surfactant has both a cationic group and an anionic group, the surfactant has good antistatic property. In application, the surfactant can be prepared with alkyl sodium sulfonate to obtain a pre-disinfection detergent for sanitary equipment and medical instruments. The surfactant and a thickener aid are dissolved in a solvent according to a certain ratio to obtain an antibacterial antifogging agent. The surfactant can also be added into a tanning agent to improve the antibacterial property of the tanning agent.
A method of producing pentaerythritol mercaptocarboxylate includes subjecting pentaerythritol and mercaptocarboxylic acid to a dehydration reaction, wherein the pentaerythritol has an absorbance of 0.1 or more at a wavelength of 270 nm in an aqueous solution containing 5 mass % of the pentaerythritol measured in a quartz cell with an optical path length of 50 mm. A polymerizable composition contains the pentaerythritol mercaptocarboxylate. A resin is a cured product of the polymerizable composition. An optical material contains the resin. A spectacle lens contains the resin.
C07C 319/12 - Préparation de thiols, de sulfures, d'hydropolysulfures ou de polysulfures de thiols par des réactions n'impliquant pas la formation de groupes mercapto
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
53.
METHOD FOR DESIGNING SPECTACLE LENS, METHOD FOR MANUFACTURING SPECTACLE LENS, SPECTACLE LENS, AND EYEGLASSES
A method for designing a spectacle lens and a related technique thereof, including: a modeling step of dividing a pattern into multiple models with a deviation from a normally worn state of the spectacle lens as decentering, wherein a reference model, decenter model, and tilt model are prepared as the multiple model; a sensitivity calculation step of calculating a decenter and a tilt sensitivity; and a design step of using a base curve value in the vicinity of a balance solution as a base curve of the spectacle lens, wherein a base curve value which is a curvature of a surface in a region where the on-retinal non-convergence region is not provided on an object-side surface is taken as x-axis, and the decenter and tilt sensitivities are taken as y-axis, and an intersection of a plot of the decenter sensitivity and the tilt sensitivity is taken as the balance solution.
There are provided a method for designing a spectacle lens and a related technique thereof, the method including: a modeling step of dividing a pattern into multiple models with a deviation from a normally worn state of the spectacle lens as decentering, in which a reference model, a decenter model, and a tilt model are prepared as the multiple model; a sensitivity calculation step of calculating a decenter sensitivity and a tilt sensitivity; and a design step of using a base curve value in the vicinity of a balance solution as a base curve of the spectacle lens, wherein a base curve value c [unit: diopter (D)] which is a curvature of a surface in a region H where the on-retinal non-convergence region is not provided on an object-side surface is taken as x-axis, and the decenter sensitivity and the tilt sensitivity [unit: diopter (D)] are taken as y-axis, and an intersection of a plot of the decenter sensitivity and a plot of the tilt sensitivity is taken as the balance solution.
An eyeglass lens has a configuration including two optical faces on an object side and an eyeball side, at least one of which has a base surface configured to cause a luminous flux incident from the object side to exit to the eyeball side and converge to a position on a retina of an eyeball, and a plurality of defocus surfaces configured to cause a luminous flux incident from the object side to exit to the eyeball side and converge to a position further away from the object side than the position, wherein a power Pb of the base surface and a defocus power Ps of the defocus surfaces satisfy a relationship of −0.25 Ps
A method for producing a spectacle lens with a base material and a metal atom-containing layer disposed on the base material, the method including: forming the metal atom-containing layer on the base material by electron beam vapor deposition of irradiating, with an electron beam, a vapor deposition source with a carrier that contains at least one granule selected from the group consisting of silicon dioxide (SiO2), zirconium oxide (IV) (ZrO2), and titanium oxide (IV) (TiO2) and carries a metal particle containing at least one metal.
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
G02B 1/14 - Revêtements protecteurs, p. ex. revêtements durs
G02B 1/18 - Revêtements pour garder des surfaces optiques propres, p. ex. films hydrophobes ou photocatalytiques
An eyeglass lens with a functional region, wherein the functional region includes: a base region that causes a luminous flux that has entered an object-side face to exit from an eyeball-side face, enter a pupil of a wearer, and converge on a retina; and retinal non-convergence regions that cause a luminous flux that has entered the object-side face to exit from the eyeball-side face, and do not cause a luminous flux that has entered the pupil of the wearer to converge on the retina, at least some of the retinal non-convergence regions are buffer regions that can compensate local negative astigmatism occurring due to spherical aberration of the eye at some positions of a distribution of the astigmatism, and surfaces of the buffer regions are toric surfaces whose axial direction is a circumferential direction, and are elongated along the circumferential direction in a plan view.
A spectacle lens and related techniques, the spectacle lens having an object-side surface and an eyeball-side surface and including a light guide member, a first lens element that is adjacent to the light guide member on an object side, and a second lens element that is adjacent to the light guide member on an eyeball side, in which, when a light beam that passes through the first lens element and the second lens element forms an image to obtain an image of reality, a wearer's prescription values are realized with the first lens element and the second lens element, a virtual image that is obtained by formation of an image with a light beam that travels in the light guide member and passes through the second lens element is displayed by the second lens element away from the wearer by a predetermined one distance.
A lens frame includes a lens holding member having one pair of lens housings holding lenses and one pair of temple members, and the temple member includes each front temple part supporting the lens holding member, a rear temple part connected to a rear side of the front temple part, and an angle adjustable connection part that is able to adjust an angle of the front temple part with respect to the rear temple part using a rotation center portion as a center, and the front temple part has a length adjusting mechanism that is able to adjust a length of the front temple part.
The present invention provides a photochromic compound expressed by general formula 1. In general formula 1: R1and R2bond to each other to form a ring structure; the ring structure is spiro fused with an indeno-fused naphthopyran or R1and R2each independently represent a substituted or unsubstituted C1 or more straight-chain or branched alkyl group, a substituted or unsubstituted C3 or more cyclic alkyl group, or a substituted or unsubstituted group represented by –R100nnR101; R100represents an alkyleneoxy group; R101represents an alkyl group; n represents an integer of at least 1; there are at least a total of 2 carbon atoms in the n alkyleneoxy groups represented by R100and alkyl groups represented by R101; R3-R6each independently represent a hydrogen atom or a nonconjugated substituent; R7-R10each independently represent a hydrogen atom or a substituent; and R11-R20each independently represent a hydrogen atom or a substituent, where one or more of R11-R20represents an amino group represented by general formula 2. In general formula 2: n represents 0 or 1; Ar, when n is 0, represents a substituted or unsubstituted aryl group having 5 or more ring constituent atoms or a substituted or unsubstituted heteroaryl group having 5 or more ring constituent atoms, or, when n is 1, a substituted or unsubstituted arylene group having 5 or more ring constituent atoms or a substituted or unsubstituted heteroarylene group having 5 or more ring constituent atoms; R, when n is 0, represents a monovalent substituent, and, when n is 1, represents a divalent substituent; L represents a single bond or a divalent linking group selected from the group consisting of C1-10 substituted or unsubstituted straight-chain, branched, or cyclic alkylene groups, C1-20 substituted or unsubstituted arylene groups, C1-20 substituted or unsubstituted alkyl arylene groups, ether groups, sulfide groups, sulfone groups, sulfoxide groups, –NR200– (R200 represents a hydrogen atom or a substituent), or –SiRaRb– (Ra and Rb each independently represent a substituted or unsubstituted alkyl group); and "*" represents a bonding site with a benzene ring.
C07D 311/94 - Composés hétérocycliques contenant des cycles à six chaînons comportant un atome d'oxygène comme unique hétéro-atome du cycle, condensés avec d'autres cycles condensés en ortho ou en péri avec des carbocycles ou avec des systèmes carbocycliques condensés avec des cycles autres que des cycles à six chaînons ou avec des systèmes cycliques contenant de tels cycles
A photochromic compound represented by General Formula 1, wherein R represents an unsubstituted aliphatic monocyclic ring with 6 or less carbon atoms (including a carbon atom at the 13-position of an indeno-fused naphthopyran), and R1 to R8, B, and B′ each independently represent a hydrogen atom or a substituent, provided that one or more of R1 to R8 represent electron-withdrawing groups.
A photochromic compound represented by General Formula 1, wherein R represents an unsubstituted aliphatic monocyclic ring with 6 or less carbon atoms (including a carbon atom at the 13-position of an indeno-fused naphthopyran), and R1 to R8, B, and B′ each independently represent a hydrogen atom or a substituent, provided that one or more of R1 to R8 represent electron-withdrawing groups.
C07D 405/10 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant deux hétérocycles liés par une chaîne carbonée contenant des cycles aromatiques
C07D 413/10 - Composés hétérocycliques contenant plusieurs hétérocycles, au moins un cycle comportant des atomes d'azote et d'oxygène comme uniques hétéro-atomes du cycle contenant deux hétérocycles liés par une chaîne carbonée contenant des cycles aromatiques
A photochromic compound represented by General Formula 1 wherein, R represents a substituted or unsubstituted ring structure which is spirofused with an indeno-fused naphthopyran and has 3 or more and 20 or less carbon atoms (including the carbon atom at the 13-position of the indeno-fused naphthopyran), and R1 to R4, B, and B′ each independently represent a hydrogen atom or a substituent.
A photochromic compound represented by General Formula 1 wherein, R represents a substituted or unsubstituted ring structure which is spirofused with an indeno-fused naphthopyran and has 3 or more and 20 or less carbon atoms (including the carbon atom at the 13-position of the indeno-fused naphthopyran), and R1 to R4, B, and B′ each independently represent a hydrogen atom or a substituent.
C07D 311/94 - Composés hétérocycliques contenant des cycles à six chaînons comportant un atome d'oxygène comme unique hétéro-atome du cycle, condensés avec d'autres cycles condensés en ortho ou en péri avec des carbocycles ou avec des systèmes carbocycliques condensés avec des cycles autres que des cycles à six chaînons ou avec des systèmes cycliques contenant de tels cycles
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
G02C 7/10 - Filtres, p. ex. pour faciliter l'adaptation des yeux à l'obscuritéLunettes de soleil
63.
POLYMERIZABLE COMPOSITION FOR OPTICAL COMPONENTS, CURED OBJECT, AND SPECTACLE LENS
A polymerizable composition for optical components, including an epithio compound (1) having an ether bond and an epithio compound (2) having a thioether bond or a dithioether bond.
C08G 75/08 - Polythioéthers à partir de thioéthers cycliques à partir de thiiranes
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
Provided is a spectacle lens in which first ring-shaped regions and second ring-shaped regions are alternately arranged adjacent to each other from an eye point to the outside, the inside of the second ring-shaped region closest to the eye point is a center-side clear region that is a first refraction region, the eye point is disposed in the center-side clear region, a second ring-shaped region is tightly disposed at the nose side from the eye point toward the outside, and a second ring-shaped region is loosely disposed at the ear side from the eye point toward the outside. Also provided is art related thereto.
A method for manufacturing a spectacle lens and a related technique thereof, includes: performing desired marking processing by irradiating one surface of a spectacle lens with laser, the spectacle lens having an object-side surface and an eyeball-side surface each having a different anti-reflection film, the marking processing including: determining an applicable wavelength of the laser to be used; selecting a surface with an anti-reflection film having a relatively low reflectance to the applied wavelength, out of the object-side surface and the eyeball-side surface; and performing laser irradiation to the selected surface using the applied wavelength.
Provided is a spectacle lens in which at least some second refraction regions and a plurality of second refraction regions are arranged side by side on an object-side surface or an eyeball-side surface so as to form rings, the rings being provided with an inner ring and an outer ring surrounding the inner ring, the position of the center of the inner ring and the position of the center of the outer ring being different when the spectacle lens is viewed in plan view, and one among the following conditions being satisfied. Also provided is art related thereto. Condition 1: The interval between the rings in the radial direction is wider than the interval between the second refraction regions in the rings in the circumferential direction. Condition 2: The interval between the rings in the radial direction is narrower than the interval between the second refraction regions in the rings in the circumferential direction.
There is provided a spectacle lens, including: a base region that causes a light beam incident from an object-side surface to exit from an eyeball-side surface and converge to a predetermined position A on a retina through an eyeball; a plurality of defocus regions having a property of converging a light beam to a position B closer to an object side than the position A, or a position C closer to an opposite side of the position B as seen from the position A; and a transfer region provided at a boundary between the base region and the defocus region to gradually change a curvature between the base region and the defocus region.
A method for producing a spectacle lens from a lens material and includes: a marking step of marking an identification mark for identifying the spectacle lens, and a processing information mark which is used to process a lens blank and includes a tray identification 2D code, a tray identification code, a shape line and a position mark by forming a hole or a groove in a convex surface of the lens material by laser; and a concave surface machining processing step of reading the processing information mark, and machining a concave surface of the lens blank based on the read processing information mark.
B24B 13/005 - Dispositifs de blocage, supports ou similairesDispositifs d'alignement
B24B 13/00 - Machines ou dispositifs conçus pour meuler ou polir les surfaces optiques des lentilles ou les surfaces de forme similaire d'autres piècesAccessoires à cet effet
B24B 13/06 - Meulage de lentilles, l'outil ou la pièce étant commandé par des supports d'informations, p. ex. des gabarits, des bandes perforées ou magnétiques
B29C 59/16 - Façonnage de surface, p. ex. gaufrageAppareils à cet effet par énergie ondulatoire ou rayonnement corpusculaire
B29D 11/00 - Fabrication d'éléments optiques, p. ex. lentilles ou prismes
G01N 21/958 - Inspection de matériaux transparents
G06K 19/06 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par le genre de marque numérique, p. ex. forme, nature, code
69.
HOLDING JIG, OPTICAL ELEMENT COATING METHOD, AND OPTICAL LENS MANUFACTURING METHOD
A holding jig which is capable of holding any of optical elements of various shapes or sizes, and free of causing deformation or damage of the optical elements. A holding jig for holding an optical element includes: a base; first, second and third holding parts which hold the periphery of a lens substrate; a first arm to which the first holding part is attached and which is provided to the base swingably about a pivot; a torsion spring biasing the first arm in a first swinging direction such that the first holding part is urged toward the lens substrate; and an arm locking mechanism configured to lock the swinging of the first arm.
B05C 13/02 - Moyens pour manipuler ou tenir des objets, p. ex. des objets individuels pour des objets particuliers
B05C 3/10 - Appareillages dans lesquels un ouvrage est mis en contact avec une grande quantité de liquide ou autre matériau fluide l'ouvrage étant immergé dans le liquide ou autre matériau fluide pour traiter des objets individuels les objets étant déplacés dans le liquide ou autre matériau fluide
70.
METHOD FOR MANUFACTURING OPTICAL MEMBER, OPTICAL MEMBER AND SPECTACLES
A method for manufacturing an optical member, and a related technique, the method including: applying desired laser processing to an anti-reflection film formed to coat an optical surface of an optical base material and having a multilayer structure including laminated layers of a low refractive index layer and a high refractive index layer, by irradiating the anti-reflection film with ultrashort pulse laser; and partially removing a predetermined layer including an outermost layer of the multilayer structure, the ultrashort pulse laser having a pulse width of 10 femtoseconds or more and less than 100 picoseconds, the anti-reflection film including a reactive layer that is relatively more reactive to irradiation with the ultrashort pulse laser than other layers included in the multilayer structure, wherein the reactive layer is subjected to the laser processing so as to be visually recognizable by visible light by being at least partially removed.
B23K 26/0622 - Mise en forme du faisceau laser, p. ex. à l’aide de masques ou de foyers multiples par commande directe du faisceau laser par impulsions de mise en forme
These spectacles have spectacle lenses that exhibit a myopia progression mitigating effect or a hyperopia progression mitigating effect. The spectacle lenses each have: a central clear region which achieves a prescribed refractive power for a wearer and includes an eye point of the spectacle lens; an annular functional region which has a portion having a different refractive power than the prescribed refractive power and surrounds the central clear region; and an annular peripheral clear region which achieves the prescribed refractive power and surrounds the functional region, wherein on the vertical straight line passing through the eye point, the width of the peripheral clear region in the vertical direction is smaller than the circle equivalent diameter of the central clear region.
An electronic dimming lens acquired by combining an electronic element for dimming and a lens, the electronic dimming lens including: holes that open on an outer face of the electronic dimming lens and are connected to electrodes for a positive electrode and a negative electrode in the electronic element; and terminal members that are molded to match a shape of the holes and are inserted into the holes, in which the terminal member is electrically connected to the electrodes inside of the hole and has one end part exposed to an opening of the hole. In accordance with this, reliability, durability, and producibility of terminals connected to electrodes of the electronic element for dimming can be configured to be superior.
G02C 7/16 - Écrans ou appareils protecteursObturateurs, p. ex. avec trous d'aiguille, avec fentes
G02B 26/02 - Dispositifs ou dispositions optiques pour la commande de la lumière utilisant des éléments optiques mobiles ou déformables pour commander l'intensité de la lumière
73.
SPECTACLE OPTICAL ARTICLE AND METHOD FOR MANUFACTURING SAME
A spectacle optical article and a technology related thereto, the spectacle optical article including an outer surface that is a surface on the object side and an inner surface that is a surface on the eyeball side, and containing glossy particles with particle diameters of 50 to 150 μm between both the surfaces.
A spectacle lens including an antifouling layer which is a condensate of an antifouling agent composition containing: 10 to 70 mass % of a compound (A) having a silyl group and a fluorinated alkyl group; and 30 to 90 mass % of a compound (B) having a silyl group at one end, a reactive group at the other end, and a polysiloxane chain structure.
A spectacle lens including an antifouling layer which is a condensate of an antifouling agent composition containing: a compound (A) having a silyl group and a fluorinated alkyl group; a compound (B) having a silyl group at one end and a reactive group at the other end; and a chain fluorine compound (C) having no reactive group.
G02B 1/16 - Revêtements optiques obtenus par application sur les éléments optiques ou par traitement de la surface de ceux-ci ayant un effet antistatique, p. ex. revêtements conducteurs électriques
76.
OPTICAL MEMBER MANUFACTURING METHOD, AND OPTICAL MEMBER MANUFACTURING SYSTEM
Provided is a method for manufacturing an optical member obtained by forming a decorative pattern on an optical surface, the method comprising a step (S206) for obtaining shape data specifying the outer shape of the optical member and design pattern data specifying the decorative pattern, a step (S207) for measuring the three-dimensional shape of a surface of a base material to be processed, the base material serving as the basis of the optical member, a step (S208) for forming the decorative pattern by shining laser light onto the surface of the base material to be processed, and a step (S209) for machining the outer shape of the base material, wherein: the measurement of the three-dimensional shape, the formation of the decorative pattern, and the machining of the outer shape are performed while maintaining a state in which the base material is supported by a jig block; and position control when forming the decorative pattern and position control when machining the outer shape are performed while causing a reference point of a common coordinate system of the shape data and the design pattern data to correspond to a reference point of the jig block in the base material supporting state.
Provided are a spectacle lens and technologies related thereto, wherein the spectacle lens has an object-side face and an eyeball-side face, and in two regions A and B in a plan view with respect to one face of the spectacle lens in the region within a spectacle lens frame of the spectacle lens, the spectacle lens is provided with a film, at least a part of the film is not present in one region A, the part of the film is present in the other region B, the spectacle lens is provided with a design pattern constituted of the difference between the appearance of the region A and the appearance of the region B when the spectacle lens in a wearing state is viewed by a third person from the object-side face, the luminous transmittance in the region A and the luminous transmittance in the region B are both not less than 80%, and the arithmetic mean roughness RaA of the region A is not greater than 0.2 μm.
There is provided a spectacle lens including a lens substrate, an inorganic layer, and a water-repellent layer in the stated order, and further including a metal-containing layer between the inorganic layer and the water-repellent layer, wherein a metal contained in the metal-containing layer is silver, and one or more metals selected from the group consisting of platinum, gold, palladium, mercury, cadmium, cobalt, nickel, copper, zinc, and titanium.
A method for polishing a spectacle lens including a step of preparing a polishing pad provided with a flocking polishing sheet having a flocking part and abrasive grains that are attached to a surface of the flocking part on a polishing surface that comes into contact with a surface to be polished of a resin spectacle lens and a step of polishing the surface to be polished by bringing the surface to be polished into contact with the polishing surface by applying pressure and relatively moving the polishing pad and the spectacle lens while supplying a coolant to the polishing surface.
There is provided a spectacle lens and a related technique thereof, including: center clear areas, functional areas, and outer clear areas, wherein in planar view, the functional area falls within a circle centered on an eye point and having a diameter that is any one value of 15.00 to 25.00 mm.
The present invention provides a spectacle lens that exhibits a suppressive effect on a myopia progression and that comprises a functional region including a base region and a defocus region. The spectacle lens also comprises a lens base material, a hard coat film, and a direction indication part that indicates the direction of the spectacle lens when worn. The spectacle lens exhibits a tendency such that the defocus power of a convex region increases downwards from the top of the spectacle lens when worn. The present invention also provides a technology that is related to the spectacle lens.
SPECTACLE LENS, SPECTACLES, SPECTACLE LENS MANUFACTURING METHOD, FILM THICKNESS CONTROL METHOD FOR HARD COAT FILM OF SPECTACLE LENS, FILM THICKNESS CONTROL SYSTEM FOR HARD COAT FILM OF SPECTACLE LENS, AND PROGRAM FOR CONTROL SYSTEM
Provided are a spectacle lens and technologies related thereto. The spectacle lens is provided with a functional region having a base region and a defocus region and has the effect of suppressing myopia progression. The spectacle lens comprises a lens base material and a hard coat film, and, in plan view of the spectacle lens while facing the defocus region, exhibits a tendency for the degree to which the hard coat film fills the lens base material to increase from the lens center of the spectacle lens toward the outer edge on at least one straight line passing through the lens center, and exhibits a tendency for surface asperities between a region with protrusions and the base region to become smooth, or exhibits a tendency for the degree to which the hard coat film fills the lens base material decreases, and exhibits a tendency for the surface asperities between the region with protrusions and the base region to increase.
MONOMER FOR OPTICAL COMPONENT, POLYMERIZABLE COMPOSITION FOR OPTICAL COMPONENT, CURED PRODUCT, SPECTACLE LENS, AND METHOD FOR PRODUCING MONOMER FOR OPTICAL COMPONENT
A monomer for an optical component includes: a compound represented by the formula (1), in which a pH obtained through a pH measurement method below is 4.0 to 7.5.
A monomer for an optical component includes: a compound represented by the formula (1), in which a pH obtained through a pH measurement method below is 4.0 to 7.5.
(pH Measurement Method)
80 g of a sample, 80 mL of toluene, and 250 mL of water are mixed together in a liquid separation funnel, an aqueous phase is separated off, and the pH of the aqueous phase is measured.
A monomer for an optical component includes: a compound represented by the formula (1), in which a pH obtained through a pH measurement method below is 4.0 to 7.5.
(pH Measurement Method)
80 g of a sample, 80 mL of toluene, and 250 mL of water are mixed together in a liquid separation funnel, an aqueous phase is separated off, and the pH of the aqueous phase is measured.
C08G 75/08 - Polythioéthers à partir de thioéthers cycliques à partir de thiiranes
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
A spectacle lens, including: a central clear area that is an area including an eye point and allows a light beam entering from an object-side surface to exit from an eyeball-side surface, enter into a wearer's pupil, and converge on a retina; and a functional area that is an annular area surrounding the central clear area.
G02C 7/06 - VerresSystèmes de verres bifocauxVerresSystèmes de verres multifocaux
85.
METHOD FOR MEASURING BEHAVIOR PATTERN UPON VISUAL LINE MOVEMENT, METHOD FOR DETERMINING PROGRESSIVE REFRACTION LENS, AND DEVICE FOR MEASURING BEHAVIOR PATTERN UPON VISUAL LINE MOVEMENT
This method for measuring behavior pattern upon visual line movements comprises: a step for having visual recognition of a visual target conducted by a subject by displaying the visual target on at least one of a plurality of display units disposed at different distances from the subject wearing a progressive refraction lens; and a step for obtaining a subjective response from the subject who has visually recognized the visual target. This method makes the subject experience two or more different visual states and measures a change in the behavior of the subject between the visual states, by repeating the step for having visual recognition conducted and the step for obtaining a subjective response, with respect to a plurality of the visual targets.
A61B 3/028 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour examen d'acuité visuelleAppareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour la détermination de la réfraction, p. ex. phoromètres
A61B 3/113 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour déterminer ou enregistrer le mouvement de l'œil
G02C 7/06 - VerresSystèmes de verres bifocauxVerresSystèmes de verres multifocaux
Provided are a spectacle lens supply system and a technique relating thereto, the spectacle lens supply system comprising a spectral transmittance setting unit that sets the spectral transmittance of a spectacle lens from the solar radiation intensity of a region where the spectacle lens is used and the spectral transmittance of an eye of the wearer of the spectacle lens, on the basis of a relationship selected from at least one of relationships 1-3.
Provided are a spectacle lens supply system and technologies related thereto, the spectacle lens supply system comprising: a spectacle transmittance setting unit that sets the spectacle transmittance of a spectacle lens on the basis of a relationship selected from at least any one of relationships 1-3; and an allotment content determination unit that allots the role of achieving the selected relationship between a material A for reducing the transmittance in a predetermined wavelength range S and a material B for reducing the transmittance in another predetermined wavelength range T.
Provided are a spectacle lens supply system and technologies related thereto, the spectacle lens supply system being provided with a display unit that, on the basis of a relationship selected from at least one of relationships 1-3, displays the color of a spectacle lens corresponding to each of a plurality of spectral transmittances set from the solar radiation intensity of a region where the spectacle lens is used and the spectral transmittance of the eye of the wearer of the spectacle lens.
A61B 3/06 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour examen de sensibilité à la lumière, p. ex. d'adaptationAppareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure subjective, c.-à-d. appareils de d’examen nécessitant la participation active du patient pour examen de vision des couleurs
Provided are: an isocyanate composition containing a compound represented by formula (1) and an isocyanate component; a polymerizable composition containing the isocyanate composition; a resin which is a cured product of the polymerizable composition; an optical material containing the resin; and a spectacle lens containing the resin.
C08G 18/70 - Polymérisats d'isocyanates ou d'isothiocyanates avec des composés contenant des hydrogènes actifs caractérisés par les isocyanates ou isothiocyanates utilisés
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
C08G 18/73 - Polyisocyanates ou polyisothiocyanates acycliques
C08G 18/75 - Polyisocyanates ou polyisothiocyanates cycliques cycloaliphatiques
C08G 18/76 - Polyisocyanates ou polyisothiocyanates cycliques aromatiques
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
Provided is an ultraviolet absorber comprising a compound (1) represented by formula (1) (wherein R1represents an alkyl group having 1 to 12 carbon atoms, or an alkoxy group having 1 to 12 carbon atoms; m represents 0 or 1; n represents 0 or 1; and R2represents an alkyl group having 1 to 12 carbon atoms, or an alkoxy group having 1 to 12 carbon atoms). In a spectrum obtained by measuring the ultraviolet absorber by liquid chromatography using a diode array detector, the peak area ratio of a compound (2) represented by formula (2) (wherein R1represents an alkyl group having 1 to 12 carbon atoms, or an alkoxy group having 1 to 12 carbon atoms; m represents 0 or 1; and R2 represents an alkyl group having 1 to 12 carbon atoms, or an alkoxy group having 1 to 12 carbon atoms) is 0.01% or less.
This ultraviolet absorber contains a compound (1) represented by formula (1) (in the formula, R2is a C1-C12 alkyl group or C1-C12 alkoxy group, and n is 0 or 1). The ultraviolet absorber has a peak area ratio of a compound (2) represented by formula (2) (in the formula, R2 is a C1-C12 alkyl group or C1-C12 alkoxy group, and n is 0 or 1) of 0.008% or less, in a spectrum as measured by liquid chromatography using a diode array detector.
Provided is a spectacle lens including a lens base material and a multilayer film located on at least one surface of the lens base material, wherein the average reflectance for 65-degree incident light in a wavelength region of 400-700 nm of the spectacle lens surface on the side having the multilayer film is 7.0% or less.
Provided is an eyeglass lens comprising a lens base material and multilayer films respectively positioned on an object-side surface and an object-side surface of the lens base material. The object-side surface or eyeball-side surface of the eyeglass lens has a local maximum value of more than 2.00% in a 380-780 nm wavelength band. The surface that has the local maximum value of more than 2.00% is defined as surface 1, and the other surface is defined as surface 2. Rb2, Rg2, and Rr2 are not more than 2.00%, and expressions 1-3 are all satisfied, where Rb1 is the average reflectivity of the surface 1 in a 420-440 nm wavelength band, Rb2 is the average reflectivity of the surface 2 in an 420-440 nm wavelength band, Rg1 is the average reflectivity of the surface 1 in a 530-540 nm wavelength band, Rg2 is the average reflectivity of the surface 2 in a 530-540 nm wavelength band, Rr1 is the average reflectivity of the surface 1 in 440-460 nm and 560-580 nm wavelength bands, and Rr2 is the average reflectivity of the surface 2 in 440-460 nm and 560-580 nm wavelength bands. Expression 1: Rb1*Rb2<2.0. Expression 2: Rg1*Rg2<2.0. Expression 3: Rr1*Rr2<2.0.
Provided is an eyeglass lens 10 comprising a clear region 11 located so as to include a lens center; and a defocus region 12 located around the clear region 11, wherein the clear region 11 is configured as a single focal plane to which a prescribed power is imparted so that a luminous flux incident from an object-side surface is emitted from an eyeball-side surface and concentrated onto the retina of an eyeball of an eyeglass wearer, the defocus region 12 has a plurality of segment regions 12a to which a power different from the prescribed power is imparted so that the luminous flux incident from the object-side surface is emitted from the eyeball-side surface and concentrated at a position different from the retina of the eyeball of the eyeglass wearer, and the area ratio of a non-segment region, which is a region other than the plurality of segment regions 12a in the defocus region 12, to a region obtained by combining the segment regions 12a and the non-segment region is 0-25%.
A spectacle lens 10 is provided with a plurality of segment regions 11 that emit, from a surface on the eyeball side, a light flux that has entered from a surface on the object side and that focuses the light flux at a position different from a position on the surface of the retina of the eyeball of the spectacle wearer. The plurality of segment regions 11 are configured to achieve an eyesight value smaller than or equal to a predetermined restricted eyesight value. The area ratio of a non-segment region which is a region other than the segment regions to a region obtained by combining the plurality of segment regions and the non-segment region is 0-25%.
Provided is a photochromic article having a base material, a primer layer formed from a polymer composition for primer layer formation, and a photochromic layer including a photochromic compound, in the stated order. The polymer composition for primer layer formation includes a polymer having a hydroxy group and a (meth)acryloyl group, and a blocked isocyanate.
C09D 5/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produitsApprêts en pâte
C09D 133/14 - Homopolymères ou copolymères d'esters d'esters contenant des atomes d'halogène, d'azote, de soufre ou d'oxygène en plus de l'oxygène du radical carboxyle
C09D 175/14 - Polyuréthanes comportant des liaisons non saturées carbone-carbone
G02C 7/10 - Filtres, p. ex. pour faciliter l'adaptation des yeux à l'obscuritéLunettes de soleil
97.
POLYTHIOL, POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIALS, OPTICAL MATERIAL, AND METHODS FOR PRODUCING THOSE PRODUCTS
C07C 321/04 - Thiols ayant des groupes mercapto liés à des atomes de carbone acycliques d'un squelette carboné acyclique saturé
C07C 319/08 - Préparation de thiols, de sulfures, d'hydropolysulfures ou de polysulfures de thiols par remplacement de groupes hydroxy ou de groupes hydroxy éthérifiés ou estérifiés
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
Provided are an eyeglass lens and a technology related thereto. With respect to a spectral transmittance curve in which the vertical axis is spectral transmittance and the horizontal axis is wavelength when a given numerical value of 360 to 450 is α: the value of transmittance is 10% or less when the wavelength of light is αnm; the spectral transmittance curve has a first maximum value, in a range in which the wavelength of light is in a range of at least (α+20) nm to less than (α+30) nm; and the spectral transmittance curve has a first minimum value, in a range in which the wavelength of lies in a range of (α+30) nm to (α+40) nm.
One embodiment of the present disclosure relates to a compound represented by formula (1); a mold release agent containing the compound; an isocyanate composition; a polymerizable composition; a resin; an optical material; a spectacle lens; a method for producing a resin; and a method for producing a spectacle lens.
C08G 18/10 - Procédés mettant en œuvre un prépolymère impliquant la réaction d'isocyanates ou d'isothiocyanates avec des composés contenant des hydrogènes actifs, dans une première étape réactionnelle
C08G 18/28 - Polymérisats d'isocyanates ou d'isothiocyanates avec des composés contenant des hydrogènes actifs caractérisés par l'emploi de composés spécifiés contenant un hydrogène actif
C08G 18/38 - Composés de bas poids moléculaire contenant des hétéro-atomes autres que l'oxygène
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
Provided is a spectacle lens including a lens base material and a multilayer film located on at least one surface of the lens base material, wherein: the multilayer film includes at least one porous layer; the porous layer contains carbon; if the multilayer film is located on the object-side surface of the lens base material, the average reflectance in a wavelength region of 400-700 nm of the object-side surface of the spectacle lens is 0.500% or less; and if the multilayer film is located on the eyeball-side surface of the lens base material, the average reflectance in a wavelength region of 350-700 nm of the eyeball-side surface of the spectacle lens is 0.800% or less.
brevets
