737 patents
Page 8 of 37
Utility
Spectacle lens comprising an activable optical filter and optical equipment comprising such spectacle lens
21 Feb 23
A spectacle lens includes an activable optical filter having at least an electrochromic device and being configured to be actively switched between at least three configurations.
Jerome Ballet, Samuel Archambeau, David Escaich, Jean-Paul Cano, Loic Quere, Willy Chaudat
Filed: 19 Oct 18
Utility
Method for Determining an Optical Lens
16 Feb 23
A method for determining an optical lens adapted for a wearer and optimized for at least a given optical criterion having a target value around a specific gaze direction.
Cyril GUILLOUX, Alain GOULET, Samy HAMLAOUI, Asma LAKHOUA
Filed: 18 Dec 20
Utility
Method and System for Determining a Fitted Position of an Ophthalmic Lens with Respect to a Wearer Referential and Method for Determining a Lens Design of an Ophthalmic Lens
16 Feb 23
A method for determining a fitted position of an ophthalmic lens to be mounted on a spectacle frame equipping a wearer, the fitted position being defined with respect to a wearer referential linked to the head of the wearer.
Guilhem ESCALIER, Thierry BONNIN, Samy HAMLAOUI
Filed: 15 Dec 20
Utility
Method for Determining a Filter for an Ophthalmic Lens and Ophthalmic Lens Comprising Such a Filter
16 Feb 23
Disclosed is a method for determining a filter for an ophthalmic lens to be placed in front of the eye of the wearer, the filter being able to improve or maintain the visual comfort and/or the visual performances of the wearer.
Anne-Catherine SCHERLEN, Adele LONGO
Filed: 27 Sep 22
Utility
Photocurable composition and method of manufacturing three-dimensional object
14 Feb 23
A photocurable composition which can be used to manufacture a three-dimensional object that is formed by stacking a plurality of layers on top of each other, from which the three-dimensional object having excellent transparency, a high glass transition temperature, and a high hardness can be formed, and which exhibits a high curing rate.
Akiko Miyakawa, Masafumi Mizuguchi
Filed: 28 Jul 17
Utility
Method for Manufacturing an Optical Component with Improved Quality Surface Using Additive Manufacturing
9 Feb 23
A method of manufacturing an optical component having at least one optical function, comprising: —manufacturing using an additive manufacturing process at least part of an optical element (40) by depositing a plurality of pre-determined volume elements (14) of polymerizable material, a part of the optical element (40) being configured to provide at least a part of the optical function of an optical component, said additively manufacturing being performed such that the optical element (40) comprises an unfinished peripheric surface (42), said unfinished peripheric surface (42) having a relief pattern (44) formed by traces of the additive manufacturing process and having at least one depression (18) with regard to another part of the peripheric surface (42), —coating said unfinished peripheric surface (42) with a layer (50) of coating liquid (46) configured to at least partially fill the at least one depression (18).
Maxime LECOMPERE, Pierre LEITE, Jean-Marc PADIOU, Manuel THEODET
Filed: 23 Dec 20
Utility
Optical lens comprising an antireflective coating with multiangular efficiency
7 Feb 23
The present invention relates to an optical lens comprising a substrate with a front main face and with a rear main face, at least one of the main faces being coated with an antireflection coating, such that in the range [0°-50° ] of angles of incidence θ, the mean light reflection factor Rv(θ) on said coated main face presents a minimum value Rvmin for an angle of incidence θmin, comprised in the range [20°-50° ], and Rvmin/Rv(15°)<0.95, Rv(15°) being the mean light reflection factor for an angle of incidence θ of 15° on said coated main face.
Francisco De Ayguavives, Hélène Maury
Filed: 26 Jun 17
Utility
Solar Lens with Super Color Enhancing Properties
2 Feb 23
An optical article partially transmits polarized glare in tunable colors that help a user to see surface contours, while enhancing the color and at the same time maintaining the appearance of the lens still neutral.
Jonathan CHALMEY, Christelle MARCK
Filed: 24 Nov 20
Utility
a Device for Determining a Change In the Visual Comfort of a User
2 Feb 23
A device and a method for determining a change in the visual comfort of a user, the device including at least one light source for stimulating at least one eye of the user, a sensing circuit facing at least one eye area of the user when the device is worn by the user, the sensing circuit being configured to remotely acquire at least one signal representative of at least one characteristic of said at least one eye area, and a controller configured to determine a change in the visual comfort of the user depending on a variation of said at least one signal acquired by the sensing circuitry.
Shuang DING, Stephane PERROT
Filed: 17 Dec 20
Utility
Method for Quantifying Ocular Dominance of a Subject and Apparatus for Implementing a Method for Quantifying Ocular Dominance of a Subject
2 Feb 23
An apparatus for quantifying ocular dominance of a subject, including at least one display for providing a first image representing a first target to a first eye of the subject, and for providing a second image representing a second target to a second eye of the subject, and a control unit to control the at least one display.
Martha HERNANDEZ-CASTANEDA, Paul VERNEREY, Gildas MARIN
Filed: 19 Jan 21
Utility
Optical device adapted to be worn by a wearer
31 Jan 23
The invention relates to an optical device (10) adapted to be worn by a wearer comprising at least: —a programmable lens (20) having an adjustable optical function and extending between at least one eye of the wearer and the real world scene when the optical device is worn by the wearer, —an optical function controller (30) comprising —a memory (32) storing at least computer executable instructions; and —a processor (34) for executing the stored computer executable instructions so as to control the optical function of the programmable lens (20), wherein the computer executable instructions comprise instructions for adjusting the optical function of the programmable lens (20) over a period of time determined so that the wearer does not perceive the adjustment of the optical function.
Konogan Baranton, Benjamin Rousseau, Bruno Fermigier, Isabelle Poulain, Delphine Tranvouez-Bernardin
Filed: 20 Mar 18
Utility
Method for determining an electronic spectacle frame element
31 Jan 23
A method for determining an electronic spectacle frame element of a spectacle frame, including providing electronic element data relating to an electronic element to be embodied in a spectacle frame element; providing predetermined spectacle frame element data related to at least one geometrical parameter of a predetermined spectacle frame element, corresponding to the wearer demand; defining a working electronic spectacle frame element including a working spectacle frame element and an electronic element embodied in the working spectacle frame element based on the electronic element data, modifying the working electronic spectacle frame element, and determining the electronic spectacle frame element by repeating the modifying step so as to minimize the difference between the geometrical parameters of the predetermined spectacle frame element and the working spectacle frame element.
Marie Lore, Paul Gil, Guillaume Broutin, Bruno Amir, Jean Sahler
Filed: 12 Sep 17
Utility
Lens element
31 Jan 23
A lens element worn in front of an eye of a person includes a refraction area having a first refractive power based on a prescription for correcting an abnormal refraction of the eye of the person and a second refractive power different from the first refractive power and a plurality of at least three optical elements, at least one optical element having an optical function of not focusing an image on the retina of the eye so as to slow down the progression of the abnormal refraction of the eye.
Matthieu Guillot, Björn Drobe
Filed: 1 Mar 19
Utility
Apparatus, Method, and Computer-readable Storage Medium for Expanding an Image Database for Evaluation of Eyewear Compatibility
26 Jan 23
The present disclosure relates to a method for expanding an image database for evaluation of eyewear compatibility.
Pascal ALLIONE, Thierry BONNIN
Filed: 11 Dec 20
Utility
Ophthalmic Device Having Adjustable Filtering Properties
26 Jan 23
Disclosed is an ophthalmic device having adjustable filtering properties, including at least one polarizer and at least one half-wave plate that is rotatable with respect to the polarizer to thereby adjust the filtering properties for a polarized beam of light that successively meets the half-wave plate and then the polarizer.
Christelle MARCK, Vincent ROPTIN, Ludovic JOUARD
Filed: 17 Dec 20
Utility
Anti-reflective Coating for Side Reflection
26 Jan 23
The invention relates to an optical article comprising an anti-reflective edge coating, and to processes for coating an edge an surface of optical article, such as an optical lens, with an anti-reflective coating.
William TROTTIER-LAPOINTE, Pauline COLAS
Filed: 19 Dec 19
Utility
Ophthalmic tinted glass
24 Jan 23
An ophthalmic tinted glass (10) comprises a substrate-forming base eyeglass (1), a first layered structure (2) which covers a convex face (Cx) of the base eyeglass, and optionally a second layered structure (3) which covers a concave face (Cc) of the base eyeglass.
Francisco De Ayguavives, Xiaohong Zhang, William Trottier-Lapointe
Filed: 15 Feb 19
Utility
Method for determining an ophthalmic lens
24 Jan 23
A method for determining an ophthalmic lens adapted to a wearer, the method including: receiving wearer data including at least the ophthalmic prescription of the wearer; receiving a set of object points associated with target optical performances based on the wearer data; determining an ophthalmic lens adapted to the wearer, the ophthalmic lens providing optical performances, for light rays propagating from the set of object points to the center of rotation of the eye of the wearer passing through the ophthalmic lens, the closest to the target optical performances.
Mélanie Heslouis, Olivier Roussel, Laurent Calixte
Filed: 27 Aug 19
Utility
Polarized eyewear with selective blocking
24 Jan 23
Provided herein is an improved polarized eyewear with selective light wavelength blocking and a method of making such polarized eyewear.
Srinivasan Balasubramanian, Aref Jallouli
Filed: 13 Dec 18
Utility
Method for Determining at Least One Parameter of an Eye of a Person
19 Jan 23
A method for determining at least one optical parameter of an eye of a person comprising displaying at least two sharp images on a retina of the eye of the person, the at least two images comprising a target and being carried by two light beams focused substantially in the plane of a pupil of the eye at at least two different positions, adapting a parameter of the target in each image based on feedback of the person relative to the change of the parameter of the target in the image, and determining the at least one optical parameter of the person's eye based on the adaption of the parameter of the target in each image.
Marius PELOUX, Stéphane BOUTINON, Vincent ROPTIN
Filed: 5 Feb 21