737 patents
Page 32 of 37
Utility
Method for evaluating the vision of an individual in predefined brightness conditions
8 Jun 20
Disclosed is a method for evaluating the vision of an individual under certain brightness conditions, using a screen displaying an image including a background and characters to be deciphered which appear on the background.
David Tang, Andrea Molinaro
Filed: 16 Nov 16
Utility
Method for determining an usage index value for an single-vision ophthalmic lens
8 Jun 20
The invention relates to a method for determining an usage index value for an single-vision ophthalmic lens adapted to correct the vision of a myopic wearer.
Alexandra Roos, Julien Hubert, Catherine Derbois, Maxime Boiffier, Aude Carrega
Filed: 6 Oct 16
Utility
Method of and an apparatus for manufacturing an optical lens including compensating for relative positioning shift between first and second reference frames
1 Jun 20
A method and apparatus for blocking an unfinished optical lens member on a blocker for manufacturing an optical lens from the unfinished optical lens member, the latter being provided with a finished surface having a first reference frame, the blocker having a second reference frame, includes: placing the unfinished optical lens member on the blocker; measuring the relative positioning of the first reference frame of the finished surface of the placed unfinished lens member with respect to the positioning of the second reference frame of the blocker; comparing the measured relative positioning with a predetermined relative positioning to determine a relative positioning shift; moving at least the blocker and/or the lens member to change the relative positioning of the first reference frame with respect to the second reference frame to compensate for the relative positioning shift; and blocking the unfinished lens member on the blocker at the changed relative positioning.
Vincent Godot
Filed: 18 Dec 18
Utility
Electronic spectacle frame
1 Jun 20
An electronic spectacle frame including: a face element including a housing for at least partially receiving a lens; and at least one electronic component.
Ludovic Jouard, Eric Patin
Filed: 7 Sep 16
Utility
Polyurethane based adhesive for polarizing structure and polarized lens
1 Jun 20
A polyurethane based adhesive containing one polyol compound derived from caprolactone monomer having a number average molecular weight between 200 and 1000 combined with a polyisocyanate compound.
Ronald A. Berzon, Aref Jallouli
Filed: 19 Mar 13
Utility
Method for Filter Selection
27 May 20
The present invention relates to a method implemented by computer means of selecting an optical filtration of an ophthalmic device for a wearer, the method comprising:—obtaining wearer's preferences relatively to at least one predetermined type of visual environment comprising multispectral or hyper spectral data;—selecting at least one filter: *corresponding to said wearer's preferences relatively to said at least one predetermined type of visual environment, and *determined on the basis of said multispectral or hyper spectral data.
Marie DUBAIL, Sophie JOST, Coralie CAUWERTS
Filed: 26 Jun 18
Utility
Method for Manufacturing a Three-dimensional Article by an Additive Manufacturing Technology
27 May 20
Disclosed is a method for manufacturing a three-dimensional article, including: a step of producing the article by an additive manufacturing technology, the article including at least two parts that face, at least partially, each other or that have edges facing, at least partially, each other; and a step of finishing of the article.
Ludovic JOUARD, Loïc BAILLON
Filed: 8 May 18
Utility
Optical Element, Assembly Comprising Such an Optical Element and Method of Manufacturing an Optical Element
20 May 20
An optical element includes an optical lens produced by an additive manufacturing method and a holder formed at least in part with the optical lens by the additive manufacturing method.
Laurent CHABIN, Xavier BULTEZ, Guy SCHOTT
Filed: 18 Jun 18
Utility
Optical Part and Method of Producing an Optical Part
20 May 20
An optical part (10) comprises an ophthalmic lens (11; 12) produced by additive manufacturing and a holder (14) integrally formed with the ophthalmic lens (11; 12).
Dominique CONTE, Nicolas MAITRE, Yves LECLAIRE
Filed: 18 Jun 18
Utility
Method for determining a visual behavior parameter of a person, and related testing device
18 May 20
Disclosed is a method for determining at least one visual behavior parameter of a person.
Guilhem Escalier, Isabelle Poulain, Amandine Debieuvre, Damien Paille, Delphine Tranvouez-Bernardin, Konogan Baranton, Benjamin Rousseau
Filed: 13 Oct 16
Utility
Lenses with improved management of distortion
18 May 20
Ophthalmic lenses intended to be worn by non-presbyopic wearers, such as single-vision ophthalmic lenses.
Helene De Rossi, Fabien Muradore
Filed: 8 Nov 16
Utility
Method and System for Manufacturing an Optical Lens Having an Electronic Component
13 May 20
A method of manufacturing an optical lens including at least one electronic component.
Denis ROUSSEAU, Ludovic JOUARD
Filed: 6 Jun 18
Utility
Method for Determining a Light Filter Applied to a Spectacle Lens, Associated Display Device and Virtual Reality Helmet
13 May 20
The invention concerns a method for determining a light filter for a spectacle lens for improving or maintaining the visual comfort of an individual wearing spectacles, comprising the steps: a) collecting data relating to the needs or uses of the individual; b1) selecting a test filter on the basis of a predefined criterion; b2) selecting, as a function of the collected data, a luminous scene comprising an image determined as a function of the needs or uses, and a light source generating a visual discomfort for the individual not equipped with a filter; c) placing of the individual by presenting him with the luminous scene through the test filter; d) evaluating said criterion; e) comparing the result with a predetermined threshold; f) determining the suitable light filter as a function of the result.
Sylvain CHENE, Amandine DEBIEUVRE, Marie DUBAIL, Sarah MARIE, Susana MONTECELO, Anne-Catherine SCHERLEN, Frédéric ARROUY
Filed: 25 Apr 18
Utility
Optical Article Having an Abrasion and Temperature Resistant Interferential Coating with an Optimized Thickness Ratio of Low and High Refractive Index Layers
13 May 20
Nicolas MAITRE, Alexis THEODEN, Francisco DE AYGUAVIVES
Filed: 17 Apr 18
Utility
Optical article comprising an antireflective coating with a low reflection both in the ultraviolet region and in the visible region
11 May 20
This invention relates to an ophthalmic lens with a low reflection both in the ultraviolet region and in the visible region, comprising a substrate provided on its rear main face with a multilayered antireflective coating (3-7 layers) comprising a stack of at least one layer with a high refractive index and at least one layer with a low refractive index, having a mean reflection factor on the rear face in the visible region Rm lower than or equal to 1.15%, a mean light reflection factor on the rear face in the visible region Rv lower than or equal to 1%, a mean reflection factor RUV on the rear face between 280 nm and 380 nm, weighted by the function W(λ) defined in the ISO 13666:1998 standard, lower than 5%, for angles of incidence of 30° and 45°, the antireflective coating outer layer being a silica-based layer.
Hervé Cado, Francisco De Ayguavives, Olivier Pophillat
Filed: 9 Sep 18
Utility
Head mounted device intended to be worn by a wearer
11 May 20
A head mounted device intended to be worn by a wearer comprising: —a battery, and —a flexible wireless power system receiver connected to the battery through at least one electrical connection mean, the flexible wireless power system receiver being arranged to receive an electromagnetic field so as to allow charging of the battery through the electrical connection means.
Denis Rousseau
Filed: 16 May 16
Utility
Ophthalmic lens and method for determining such an ophthalmic lens
11 May 20
Marie Jarrousse, Céline Benoit, Damien Paille, Bruno Decreton, Eva Lazuka-Nicoulaud, Claire-Eline Bres
Filed: 7 Apr 16
Utility
Display exposure monitoring module
11 May 20
A display exposure monitoring module configured to monitor the exposure of a person to at least a display, the module including a communication component configured to receive display exposure data indicative of the exposure of the person to a display, a memory storing computer executable instructions and configured to store the received display exposure data; and a processor for executing the computer executable instructions, wherein the computer executable instructions includes instructions for processing the display exposure data to generate display exposure information indicative of an alert information and/or a visual behavior recommendation and/or an activation parameter.
Denis Rousseau, Guillaume Broutin, Jean Sahler, Marie Lore, Paul Gil
Filed: 21 Feb 17
Utility
Methods and Systems for Augmented Reality
6 May 20
Aude BOUCHIER, Claudine Biver, Jean-Paul Cano
Filed: 9 Dec 19
Utility
Multifunctional Device for an Ophthalmic Lens
6 May 20
A multifunctional device for an ophthalmic lens or ophthalmic lens blank, comprising an electrochromic layered module and an ophthalmic power layered module, both modules being on the same support layer.
Denis ROUSSEAU, Denis COHEN TANNOUDJI
Filed: 20 Jun 18