737 patents
Page 9 of 37
Utility
Docking Station for Connected Glasses and Method for Synchronizing Connected Glasses to This Docking Station
19 Jan 23
Paul GIL, Bruno AMIR, Daniel TANG, Jean SAHLER
Filed: 28 Jun 22
Utility
Position Variations of the Lenses of an Eyewear Equipment
19 Jan 23
A method for determining a position variation of an eyewear equipment worn by a wearer includes obtaining reference data representing a reference position of an eyewear equipment worn by the wearer, the eyewear equipment including at least one ophthalmic lens and a frame on which the at least one ophthalmic lens is mounted, determining at least one reference position parameter indicative of a reference position of the eyewear equipment on the face of the wearer based on the reference data, obtaining current data representing a current position of the eyewear equipment worn by the wearer, determining at least one current position parameter indicative of a current position of the eyewear equipment in front of the eyes of the wearer based on the current data, and comparing the reference and current positions parameters to determine a position variation of the eyewear equipment worn by the wearer.
Gerhard KELLER, Aurélie LE CAIN, Konogan BARANTON, Sébastien FRICKER
Filed: 4 Jan 21
Utility
Method for Determining a Value of at Least One Geometrico-morphological Parameter of a Subject Wearing an Eyewear
19 Jan 23
A method for determining a value of at least one geometrico-morphological parameter of a subject wearing an eyewear.
Thierry BONNIN, Alvin FRANCOIS
Filed: 16 Dec 20
Utility
Photocurable composition for three-dimensional stereolithography and three-dimensional object
17 Jan 23
A photocurable composition for three-dimensional stereolithography which has a lower viscosity and from which a cured product having a high refractive index is obtained, and a three-dimensional object formed by using the composition.
Christophe Provin, Akiko Miyakawa
Filed: 28 Jul 17
Utility
Apparatus, Method, and Computer-readable Storage Medium for Contextualized Equipment Recommendation
12 Jan 23
The present disclosure relates to a method for providing a user with a contextualized evaluation of a fit of frames of eyeglasses to their face.
Pascal ALLIONE
Filed: 16 Dec 20
Utility
Method of producing an optical device and a corresponding system
10 Jan 23
A method of producing an optical device from a volume of a curable composition, includes the following steps: —polymerizing a first portion of the volume by irradiating an external surface of the volume with a light irradiation, thereby increasing a transmittance of the first portion for the light irradiation; —polymerizing a second portion of the volume by irradiating the second portion with the light irradiation through the external surface and the polymerized first portion, wherein the light irradiation has a light intensity varying over the external surface between a first light intensity and a second light intensity distinct from the second light intensity.
Olivier Soppera, Manuel Theodet
Filed: 30 Jun 17
Utility
Method of determining an eye parameter of a user of a display device
10 Jan 23
Disclosed is a method for determining an eye parameter of a user of a display device, the eye parameter relating to a dioptric parameter of an ophthalmic lens to be provided to the user, the method including: a display device providing step, during which a binocular display device is provided to the user,—an image display step, during which an image is displayed to the user when using the display device; a display parameter modifying step, during which at least one parameter of the display device is modified so as to modify the virtual display distance of the perceived image, wherein the display parameter modifying step is repeated until image subjective quality of the perceived image is perceived by the user as optimal; and an eye parameter determining step during which an eye parameter is determined based on the parameter of the display device.
Gildas Marin, Martha Hernandez-Castaneda, Konogan Baranton, Bruno Fermigier, Aude Bouchier, Jean Sahler
Filed: 28 Oct 16
Utility
Optical lens
10 Jan 23
An optical lens intended to be placed before a wearer's eye and having a front surface and a rear surface, the rear surface being the surface intended to be the closest to the wearer's eye when the optical lens is placed before a wearer's eye, the optical lens having a mineral glass element on the front surface and further comprising an eye protector that is configured to prevent any piece of the mineral glass element from reaching the wearer's eye when the element is broken, said eye protector comprising a polymer wafer arranged on the rear surface.
Claudine Biver, David Escaich, Mariska Barthelemy, Marie Engel, Sira Uhalte Nogues
Filed: 18 Oct 18
Utility
Active optical filter for spectacle lenses
10 Jan 23
Active optical filter adapted for a spectacle lens, the active optical filter being configured so as to filter light radiations over at least one predetermined range of wavelengths, wherein the full width at half maximum of the filtering function of the optical filter is smaller than or equal to 100 nm.
Coralie Barrau, Thierry Villette, Jean-Paul Cano, Samuel Archambeau, Claudine Biver
Filed: 1 Jul 20
Utility
Optimized Crucible Assembly and Method for Physical Vapor Deposition
5 Jan 23
The invention concerns a crucible assembly for physical vapor deposition on a surface comprising: a base (22) to support and drive in rotation a crucible (18) around a rotational axis (A), the base comprising a base upper surface (34) having a first alignment relief (30), a crucible (18) comprising: at least one cavity (24) disposed at a peripheral area (38) of the crucible (18) with regard to the rotational axis (A), a crucible bottom surface (25) intended to contact the base upper surface (34) of the base (22), the crucible bottom surface (25) having a second alignment relief (32) which is complementary shaped with regard to the first alignment relief (30), the second (32) alignment relief being disposed at a central area (36) of the crucible (18) with regard to the rotation axis (A).
Philippe PAGNON
Filed: 18 Dec 20
Utility
Method for evaluating an ophthalmic lens; associated evaluation system and industrial assembly for manufacturing an ophthalmic lens
3 Jan 23
A method for evaluating an ophthalmic lens for a given wearer according to a visual performance parameter includes providing wearer's data for the given wearer.
Pierre Bercher, Jean-Pierre Chauveau, Gilles Le Saux, Sebastien Fricker, Sebastien Maurice
Filed: 28 Sep 18
Utility
Radiation Curable Coating Compositions for Light Filtering
29 Dec 22
The radiation-curable coating compositions disclosed herein are provided for use as photo-stable coatings for an optical article substrate.
Robert VALERI, Haipeng ZHENG
Filed: 10 May 20
Utility
Article with a Hydrophobic Surface Coated with a Temporary Super-Hydrophobic Film Providing Antirain Functionality and Process for Obtaining Same
22 Dec 22
The present invention relates to an article having a surface coated with a nanostructured temporary super-hydrophobic film having a static contact angle with water of at least 140°, preferably exhibiting multiple length scales of roughness and comprising nanoparticles functionalized with a hydrophobic agent, wherein the functionalization of the nanoparticles with the hydrophobic agent has been performed before said nanostructured temporary super-hydrophobic film is coated on said surface.
Mathieu FEUILLADE, Camille MERIDIANO, David PORTET, Olivier FAVRAT
Filed: 5 Oct 20
Utility
Method for determining a parameter of an optical equipment
20 Dec 22
Disclosed is a method for determining a parameter of an optical equipment including an optical lens including permanent markings and being mounted in a spectacle frame, including: positioning the optical equipment is before a pattern in a first position; positioning a portable electronic device including an image acquisition module in a second position so as to acquire an image showing together the pattern seen through at least part of the optical lenses of the optical equipment in the first position and at least part of the spectacle frame of the optical equipment in the first position; detecting the permanent marking on the optical lens using the image acquired by the image acquisition module of the portable electronic device in the second position; and determining at least one parameter of the optical equipment based on the position of the permanent marking.
Thierry Bonnin, Pascal Allione, Jean Sahler, Stéphane Gueu, Sébastien Maurice
Filed: 5 Oct 17
Utility
Apparatus and Method for Measuring at Least One Visual Refraction Feature of a Subject
15 Dec 22
An apparatus and method for determining at least one visual refraction feature of a subject by showing a visual stimulus to the subject.
Gildas MARIN, Guillaume GIRAUDET
Filed: 24 Sep 20
Utility
Methods for Designing an Ophthalmic Tinted Lens and Ophthalmic Tinted Lenses, and Corresponding Ophthalmic Tinted Lens
15 Dec 22
It is proposed a method for defining a design of an ophthalmic tinted lens provided with a turquoise blue ophthalmic filter.
Coralie BARRAU, Gildas MARIN, Cyril GUILLOUX, Laurent CALIXTE, Elise POLETTO, Camille EHRISMANN, Gilles LE SAUX
Filed: 15 Dec 20
Utility
Optical Article Having an Interferential Coating with a High Abrasion-Resistance
15 Dec 22
Yannick MOYSAN, José ALBUQUERQUE DA SILVA, Yohann FELTEN, Nicolas MAITRE, Christophe VALENTI
Filed: 18 Oct 19
Utility
Dynamic Control of Transmission Value
15 Dec 22
The disclosure relates to methods, controlling units, eyeglasses, computer programs and computer-readable storage media for controlling an optical transmission of a variable transmission ophthalmic lens.
Bruno FERMIGIER, Cédric GILBERT, Alexandre GOURRAUD, Marius PELOUX, Vincent ROPTIN
Filed: 14 Oct 21
Utility
Optical Lens Having an Antireflection Coating Reflecting Harmful Blue Light
15 Dec 22
The invention relates to an optical lens comprising a substrate having a front main face and a rear main face, at least one of the main faces comprising a multilayer antireflection coating having a stack of at least one high refractive index layer and at least one low refractive index layer, wherein the multilayer antireflection coating(s) present on the main face(s) provide(s) the optical lens with an average blue light reflection factor RmB1 within a wavelength range of from 420 nm to 450 nm, which is higher than or equal to 17%, for an angle of incidence ranging from 0° to 15°, and the multilayer antireflection coating provides said at least one main face with a mean light reflection factor Rv between 380 nm and 780 nm lower than or equal to 0.5%, for an angle of incidence ranging from 0° to 15°.
Xingzhao DING
Filed: 7 Jun 22
Utility
Method for Measuring a Distance Separating a Camera from a Reference Object
1 Dec 22
A method for measuring a distance separating a camera from a reference object including a predetermined number of corners arranged in a pattern and at least two reference points separated by a reference length.
Philippe PINAULT
Filed: 27 May 22