314 patents
Page 3 of 16
Utility
Functional laminate using water-based adhesive, method for making such laminate, and lens using such laminate
2 May 23
Disclosed are methods for preparing a laminate incorporable to a surface of an optical lens.
Peiqi Jiang, Marvin Pounders
Filed: 27 May 19
Utility
Method of ordering a new optical article, a method for launching production of a new optical article and an apparatus for ordering a new optical article
2 May 23
A method of ordering a new optical article definable based on features of an initial optical article including at least a lens, the method including the following steps: —acquiring an identifier by capturing a marking carried by the lens of the initial optical article; —sending, by an electronic device, the identifier and an order for the new optical article.
Sebastien Maurice, Daniel Ferreira, Frederic Arrouly, Stephane Auffray
Filed: 29 Aug 18
Utility
Composition for the manufacture of an ophthalmic lens comprising an encapsulated light-absorbing additive
25 Apr 23
The present invention relates to an ophthalmic lens which efficiently absorbs light rays without degradation of the light-absorbing additive, said ophthalmic lens comprising a composite matrix, a catalyst, a UV absorber and at least one light-absorbing additive contained in nanoparticles which are dispersed in said allyl monomer or allyl oligomer.
Pierre Fromentin, Tipparat Lertwattanaseri
Filed: 15 Nov 18
Utility
Optical article and method of managing optical powers thereof
25 Apr 23
An optical article may include a frame, a first active lens arrangement coupled to the frame, and a second active lens arrangement coupled to the frame.
Bjorn Drobe
Filed: 25 May 18
Utility
Server, method, and computer-readable storage medium for selecting eyewear equipment
11 Apr 23
A server includes processing circuitry configured to receive one or more images, the one or more images including one or more representations of people.
Julien Andoche, Estelle Netter
Filed: 18 Nov 19
Utility
Set including a semi-finished optical element and a blocking device; and a method for providing such a set
11 Apr 23
A set includes a molding device having a molding face having the same shape as a contact face of the blocking device.
Jérome Moine, Luc Martin, Sébastien Pinault, Xavier Bultez
Filed: 7 Feb 18
Utility
Method for processing an unfinished optical lens member
11 Apr 23
A method implemented by computer for processing an unfinished optical lens member for manufacturing an optical lens, the unfinished optical lens member having an unfinished surface and an aspherical finished surface having a first reference system with a first reference point, and the optical lens to be manufactured including first and second surfaces, the first surface including a second reference system with a second reference point and included in the aspherical finished surface of the lens member, the method including: providing an unfinished optical lens member data; providing an optical function; providing a reference point position; providing an optical lens parameter; determining a reference system; determining a first surface dataset; and determining a second surface dataset.
Carlos Rego, Christophe Jeannin
Filed: 9 Mar 17
Utility
Optical lens
7 Mar 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
Anti-reflective sputtering stack with low Rv and low Ruv
28 Feb 23
The present invention provides a UV antireflective coating stack for ophthalmic lenses.
Narendra Borgharkar
Filed: 25 Mar 15
Utility
Method for determining an ophthalmic lens and associated ophthalmic lens
28 Feb 23
A method for determining an ophthalmic lens (1) for a wearer with a personalized light-filter pattern (3) defined by pattern parameters, wherein the method comprises collecting data relating to the wearer and determining the pattern parameters based on the data relating to the wearer.
Ker Chin Ang, Paulyn Ng, Valérie Parmentier, Bernard Bourdoncle, Anne-Catherine Scherlen
Filed: 27 Oct 17
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
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
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
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
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
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
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
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
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