737 patents
Page 19 of 37
Utility
System for coating an optical article with a predetermined coating composition, coating device for such a system and method for using the system
7 Dec 21
The invention provides a system for coating an optical article with a coating composition (50), comprising a chamber configured to receive said article, a coating device configured to carry out a coating treatment of said composition for depositing it on said article in said chamber, by vaporizing said composition and by exposing at least a face of said article to the vaporized composition, and a control unit configured to control said coating device for coating said article by vaporizing said composition; said coating device being formed as a single cartridge unit comprising a casing (41) configured to contain said composition, a vaporizing conduit (49) opening both into said casing and outside of said coating device, and a propelling member (52) configured to pressurize said composition; said coating device being configured to put in fluidic communication said propelling member in an operative state with said casing in order to carry out said coating treatment for coating an article.
Arnaud Glacet, Gérald Fournand
Filed: 29 Jul 16
Utility
Method for providing a selection chart of nonprescription ophthalmic lenses
7 Dec 21
A method is provided for providing a selection chart of non-prescription ophthalmic lenses.
Asma Lakhoua, Fabien Muradore, Sebastien Fricker
Filed: 26 Oct 17
Utility
Optical Lens
2 Dec 21
A lens element adapted for a person including a holder including a refraction area having a refractive power based on a prescription for correcting an abnormal refraction of the person, a plurality of optical elements placed on at least one surface of the holder to at least one of: slow down, retard, or prevent a progress of the abnormal refraction of an eye of the person, and at least one layer of at least one coating element covering at least a zone of at least one optical element and at least a zone of the holder on which the optical elements are placed, wherein said at least one layer of at least one coating element adds an optical power of 0.1 diopter in absolute value in specific wearing conditions when measured over said zone of the optical element covered by said at least one layer of at least one coating element.
Matthieu GUILLOT, Helene GUILLOU, Charlos REGO, Eric GACOIN
Filed: 16 Oct 19
Utility
Frame optimization system and method
30 Nov 21
The disclosed embodiments include a system that has a processor for executing computer-executable instructions and a computer-readable storage media for storing the computer-executable instructions.
John Lastinger, Gabriel Keita
Filed: 16 Apr 15
Utility
Optical Articles Comprising Encapsulated Microlenses and Methods of Making the Same
18 Nov 21
The present disclosure includes optical articles comprising a lens having first and second lens surfaces and a protective layer having first and second protective surfaces that is coupled to the lens such that the first protective surface is disposed on the second lens surface.
Matthieu GUILLOT, Mathieu MEYNEN, Hao-Wen CHIU, Christophe PLESSIS, Jeanne MARCHAL, Bjorn DROBE
Filed: 27 Sep 19
Utility
Optical Articles Having Embossed Films Defining Encapsulated Microlenses and Methods of Making the Same
18 Nov 21
The present disclosure includes optical articles comprising a film layer that has first and second film surfaces and is embossed such that the first film surface defines a plurality of concave optical elements and the second film surface defines a plurality of convex optical elements.
Matthieu GUILLOT, Mathieu MEYNEN, Hao-Wen CHIU, Christophe PLESSIS, Jeanne MARCHAL, Bjorn DROBE
Filed: 27 Sep 19
Utility
Primer for Ophthalmic Lenses
18 Nov 21
An ophthalmic lens including a substrate-independent adhesive primer for joining a functional element to a lens substrate.
Aref JALLOULI, Hao-Wen CHIU, Pierre FROMENTIN, Ronald A. BERZON, Robert Alan VALERI
Filed: 11 May 21
Utility
Optical Article Incorporating Optical Elements and Manufacturing Method Thereof
18 Nov 21
An optical article (1) is disclosed, comprising: —a base lens substrate (10), having a front surface (101) and a back surface (102), —an abrasion resistant coating (20) covering at least one of said front surface and said back surface, the abrasion resistant coating (20) having a first surface (21, 22) at the interface with the base lens substrate and a second surface (22,21) opposite the first, and —at least one optical element (30) protruding from one of the first and second surfaces of said abrasion resistant coating, said optical element being composed of a material adapted to form an abrasion resistant coating.
Gilles LE SAUX, Jeanne MARCHAL, Christophe PLESSIS, Sira UHALTE NOGUES, Hélène GUILLOU, Eric GACOIN
Filed: 15 Oct 19
Utility
Three-state Optical Article and Method for Controlling Same
18 Nov 21
Samy HAMLAOUI, Sylvain CHENE, Bruno FERMIGIER
Filed: 11 May 21
Utility
Method for determining a parameter of an optical equipment
11 Nov 21
Stephane GUEU, Jean CARRIER
Filed: 20 Jul 21
Utility
Method for Manufacturing an Optical Element with a Functional Film
11 Nov 21
Disclosed is a method for manufacturing an optical lens including the following successive steps: a step of providing an optical lens attached to a blocking piece; a step of laminating a functional film on a surface of the optical lens; a step of obtaining an assembly constituted by the blocking piece, the optical lens and the functional laminated film; a step of cutting the excess film directly on the assembly, so as to reduce the film shape; and a step of deblocking the optical lens with the film, and the blocking piece.
Youval KATZMAN, Michel MATZ
Filed: 9 Oct 19
Utility
Heat Curable Epoxy Compositions and Transparent Heat-Cured Coatings with Durable Adhesion Prepared Therefrom
11 Nov 21
The present disclosure provides heat-curable coating compositions for optical articles.
Haipeng ZHENG, Christopher THAI
Filed: 3 Oct 19
Utility
Method for evaluating cosmetic defects of an optical device
9 Nov 21
Disclosed is a method for evaluating cosmetic defects of an optical device, including: a first step of acquiring a first set of cosmetic defects of the optical device; a second acquiring step during which a second set of cosmetic defects of the optical device is acquired, the second set of cosmetic defects being different from the first set of cosmetics defects and including at least one cosmetic defect corresponding to a cosmetic defect of the first set of cosmetic defects; a determining step, during which a subset of the first set of cosmetic defects of the optical device is determined based on the comparison of the cosmetic defects of the second set of cosmetic defects and the cosmetic defects of the first set of cosmetic defects; and a determining step, during which a quality factor of the optical device is determined based on the subset of cosmetic defects.
Pascal Mathey, Dominique Leguy
Filed: 22 Oct 18
Utility
Optical article comprising an interferential coating with a high reflection in the near infrared region (NIR)
9 Nov 21
This invention relates to an optical article comprising a transparent substrate with a front main face and with a rear main face, at least one of the main faces being coated with an interferential coating, characterized in that said interferential coating comprises a stack comprising: —at least one layer having a low refractive index which is <1.6, called “LI layer”, —at least one HI/VHI/HI triplet of three layers composed of one layer: •having a very high refractive index which is ≥2.1, called “VHI layer”, •surrounded on both sides by two layers having a high refractive index which is ≥1.6, called “HI layers”, and such that the mean reflectance in ultra violet (UV) region Ruv of said interferential coating is lower than or equal to 10% at an angle of incidence comprised between 30° and 45°.
Xingzhao Ding
Filed: 9 Aug 17
Utility
De-taping Machine and Method for Removing a Tape of a Lens-mold-assembly
4 Nov 21
A de-taping machine for removing a tape around a lens-mold-assembly.
François OLIVIERI
Filed: 23 Apr 21
Utility
Colored Optical Article with Neutral Transmitting Coating Having Asymmetric Reflectance
4 Nov 21
The present invention relates to an optical article comprising: —a substrate, —one colouring component, so as to colour the substrate, and —coated on the substrate (a), an asymmetric interferential multilayer stack comprising at least one absorbing layer which absorbs in the visible region at a wavelength ranging from 380 to 780 nm.
Montserrat BURGOS, Michèle THOMAS, Xiaohong ZHANG
Filed: 19 Sep 18
Utility
Method for determining at least one parameter associated with an ophthalmic device
26 Oct 21
A method for automatically determining at least one parameter associated with an ophthalmic device selected by an individual, said device comprising a frame referred to as selected frame, said determination being carried out from an acquired image of the face of the individual wearing the selected frame or a frame of a second ophthalmic device.
Sylvain Le Gallou, Jérome Guenard, Ariel Choukroun, Serge Coural
Filed: 20 Jul 18
Utility
an Ophthalmic Lens for Improving Night Driving Vision and a Method for Obtaining the Same
21 Oct 21
Susana MONTECELO, Marie DUBAIL, Céline LECHAT, Céline ROBIN
Filed: 23 Sep 19
Utility
Optical Article Provided In a Form Suitable for Direct Lamination; Method for Manufacturing an Optical Device
21 Oct 21
An optical article provided in a form suitable for simultaneous lamination of a pressure sensitive adhesive layer and of a thermoplastic film, the said optical article comprising a convex and a concave optical surface, wherein the convex and/or the concave optical surface is a receiving surface intended to receive the pressure sensitive adhesive on which the thermoplastic film is intended to be arranged and wherein the said receiving surface has an arithmetic average profile roughness greater or equal to 0.01 μm and less or equal to 0.3 μm and/or wherein the said receiving surface has a profile roughness root mean square slope greater or equal to 0.2° and less or equal to 1.2°.
Eric GACOIN, Jeanne MARCHAL, Jonathan SAULNY, Manuela DE SOUSA, Yohann FELTEN
Filed: 30 Jun 21
Utility
Method for customizing a mounted sensing device
19 Oct 21
A method for customizing a mounted sensing device including a first set of similar or identical sensors having different location and/or orientation, each sensor configured to measure at least one first parameter relating to a wearer of the mounted sensing device, the method including: a sensor selecting during which at least one of the sensors is selected to be used to measure the at least one first parameter, wherein the at least one selected sensor is selected among the first set of similar or identical sensors based on wearer data indicative of morphology of the wearer, and based on their respective location and/or orientation such that the selected at least one sensor is a most appropriate for the wearer and/or for measuring the at least one first parameter.
Denis Rousseau, Marie Lore
Filed: 9 Mar 16