737 patents
Page 35 of 37
Utility
Blocking calculation module
27 Jan 20
The invention proposes a blocking calculation module (1) configured to calculate blocking data of an ophthalmic lens member (2) on a blocking element (3) of a blocking station (4), comprising:—receiving means (11) configured to receive input data from a remote device, the input data comprising optical data related to the ophthalmic lens member,—calculation means (15) configured to calculate the blocking data from the input data, and—transmitting means (17) configured to make the blocking data available to the blocking station.
Sebastien Piraube, Vincent Godot
Filed: 15 Apr 14
Utility
Method for producing an ophthalmic lens comprising a step of laser marking in order to produce permanent etchings on one surface of said ophthalmic lens
27 Jan 20
A method for producing an ophthalmic lens includes a step of laser marking in order to produce permanent etchings on one surface of the lens, at least one predefined step subsequent to the marking step and implementing extreme thermal stress that is applied to the surface, and a step of determining an operating point (PF) of a laser marking machine (1) configured to implement the marking step from geometric characteristics (Di) of the etchings to be made, the determining step including the steps of determining (304) a value (CPM) representative of the deformation of the lens on at least one treatment area of the surface, from the stress and data relative to a predetermined material from which the lens is formed, and of deducing (308) the operating point from the value representative of deformation and from the geometric characteristics.
Frederic Dubois, Sebastien Maurice
Filed: 24 Jun 14
Utility
Method for Layer by Layer Optimization of a Thin Film
22 Jan 20
Provided is a method of coating a substrate is provided.
David THORNHILL
Filed: 3 Jan 18
Utility
Optical Device Adapted to Be Worn by a Wearer
15 Jan 20
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 IN 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: 19 Mar 18
Utility
Optometry Device and Method of Performing a Test Using Such an Optometry Device
15 Jan 20
An optometry device for testing an individual's eye includes: a casing; an imaging module located in the casing and adapted to produce a light beam directed to the individual's eye; and a refraction module adapted to provide a variable optical correction to the individual's eye looking there through into the casing.
Michel NAUCHE, Stéphane BOUTINON, Vincent TEJEDOR DEL RIO, Joel BATISSE, Christophe CONDAT, Pierre ROLLAND, Didier GRAND-CLEMENT
Filed: 19 Sep 17
Utility
Monitoring system for monitoring head mounted device wearer
13 Jan 20
A monitoring system for monitoring the visual behavior of a wearer of a head-mounted device, the monitoring system includes: —a least one wearer's visual behavior sensor configured to sense at least one wearer's visual behavior data relating to the visual behavior of the wearer of the head-mounted device, —a communication unit associated with the at least one wearer's visual behavior sensor and configured to communicate the visual behavior data to a wearer information data generating unit, —a wearer information data generating unit configured to: —receive the wearer's visual behavior data, —store the wearer's visual behavior data, and —generate an wearer information data indicative of at least one of: wearer's vision or general health condition of the wearer or wearer's activity or wearer's authentication based, at least, on the evolution over time of the wearer's visual behavior data.
Marion Swital, Benoit Callier, Thierry Villette
Filed: 14 May 18
Utility
Methods and systems for augmented reality
13 Jan 20
Systems, methods and ophthalmic lenses for image display of a virtual image, such as display of a holographic image.
Aude Bouchier, Claudine Biver, Jean-Paul Cano
Filed: 3 Apr 16
Utility
Ophthalmic lens comprising a thin antireflective coating with a very low reflection in the visible region
6 Jan 20
Hélène Maury, Dominique Conte, Xingzhao Ding
Filed: 31 Jan 17
Utility
Methods and systems for augmented reality
30 Dec 19
Methods and systems for image display with a head-mounted device, wherein customization of the display is achieved by taking into account wearer-specific visualization parameters.
Aude Bouchier, Jean-Paul Cano, Gilles Le Saux
Filed: 2 Sep 14
Utility
Method for determining an optical function of an ophthalmic lens adapted to a wearer
30 Dec 19
Berangere Granger
Filed: 7 Mar 16
Utility
Method for verifying conformity with a predetermined criterion of use of a spectacle frame and associated device
30 Dec 19
Disclosed is a method for verifying conformity with a predetermined criterion of use of a spectacle frame intended to receive two ophthalmic lenses, including: a) at least one geometrical, mechanical, and/or structural characteristic is determined and the frame category to which the frame belongs from a set of predetermined spectacle-frame categories is deduced therefrom; b) an outline of at least one of the ophthalmic lenses intended to be mounted in the spectacle frame or of a rim of this spectacle frame is determined; c) the value of each parameter from a list of parameters of the frame is evaluated, considering the frame category of step a); the value of at least some of the parameters being evaluated as a function of the outline determined in step b); d) the conformity of the spectacle frame to the predetermined criterion is deduced from the values of the parameters of the spectacle frame.
Vincent Anatole, Thierry Allouis, Daniel Ferreira
Filed: 27 Jul 16
Utility
Method for Injection Molding Plus Power Lens Elements
25 Dec 19
A method for injection molding of a plus power lens element comprises injecting a melt of thermoplastic material comprising at least one UV absorber at a temperature higher than a glass transition temperature (Tg) of the thermoplastic material in an initial molding cavity delimited by two facing mold inserts.
Hao-Wen CHIU, David BRACERO, Shawn MCDERMOTT
Filed: 25 Jan 18
Utility
Method for Injection Molding Weld Line Free Minus Power Lens Elements
25 Dec 19
A method for injection molding of a weld line free minus power lens element comprises injecting a melt of thermoplastic material at a temperature higher than a glass transition temperature (Tg) of the thermoplastic material in an initial molding cavity delimited by two facing mold inserts, wherein the melt of thermoplastic material comprises at least one UV absorber.
Hao-Wen CHIU, Shannon LOISELLE, Shawn MCDERMOTT
Filed: 25 Jan 18
Utility
Method of calculating optical characteristics of an optical system according to a given spectacle frame
16 Dec 19
A method of calculating an optical system (OS) of an ophthalmic lens according to a given spectacle frame, said ophthalmic lens comprising a back surface (BS) and a front surface (FS) arranged to deliver an ophthalmic vision image (VI), a light-guide optical element having a proximal surface (PS) and a distal surface (DS), said light-guide optical element being arranged to output a supplementary image (SI), wherein the method comprises the steps of: providing at least a morpho-geometrical parameter data of the frame or of the light-guide optical element; optimizing the optical system (OS) according to at least the morpho-geometrical parameter data as a target.
Sébastien Fricker, Benjamin Rousseau, Mathieu Guillot
Filed: 30 Mar 15
Utility
Epoxy Functional Composition Protecting Dyes from Photo-Degradation and Cured Coatings Prepared Therefrom
11 Dec 19
The present invention relates to an optical filtering coating composition, comprising at least one dye that at least partially inhibits transmission of light within the 400-500 nm wavelength range and has a conjugated chromophore, one or more epoxy compounds comprising at least one cycloaliphatic or aryl group, the ratio of the number of carbon atoms/the number of oxygen atoms in said epoxy compound being higher than or equal to 3, and the dry extract weight of such epoxy compounds present in the composition representing more than 33% of the dry extract weight of the composition.
Haipeng ZHENG
Filed: 24 Oct 17
Utility
Optical Article Comprising a Dye Resistant to Photo-degradation
11 Dec 19
Haipeng ZHENG, Prakhar KASTURE
Filed: 22 Oct 17
Utility
Vision-compensating device, method for controlling a vision-compensating device and binocular optometry device
9 Dec 19
A vision-compensating device allowing observation along an optical axis of observation with an optical correction of variable power includes a lens having, along the optical axis, a spherical power that is variable as a function of a first control, and an optical assembly generating, along the optical axis, a cylindrical correction that is variable as a function of at least one second control applied to the optical assembly.
Stephane Boutinon
Filed: 14 Jul 16
Utility
Optometry apparatus, assembly and system comprising such an apparatus
2 Dec 19
Disclosed is an optometry apparatus including: a base designed to receive corrective eyeglasses; at least one transmission element designed to cooperate with a member for regulating an optical correction characteristic of the eyeglasses; and at least one drive motor for driving the transmission element.
Michel Nauche, Stéphane Boutinon
Filed: 30 Aug 16
Utility
Phoropter, and method for measuring refraction using a phoroptor of said type
2 Dec 19
A refractor (100) includes: an enclosure having a front face containing a first optical window and a back face containing a second optical window aligned with the first optical window along an optical axis of observation; and at least one vision compensating device making it possible to observe along the optical axis of observation.
Stephane Boutinon, Vincent Tejedor Del Rio, Michel Nauche
Filed: 6 Apr 15
Utility
Machining method by turning at least one surface of an ophthalmic lens, using a turning machine having at least one geometrical defect
2 Dec 19
Disclosed is a machining method by turning at least one surface of an ophthalmic lens, using a turning machine having at least one geometrical defect.
Mathieu Meynen, Alexandre Gourraud, Luis Ricardo Castro Martinez, Loic Quere, Bernard Pons
Filed: 24 Sep 15