The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 09, 2021
Filed:
Oct. 11, 2016
Essilor International, Charenton-le-Pont, FR;
Benjamin Rousseau, Charenton le Pont, FR;
Guilhem Escalier, Charenton le Pont, FR;
Isabelle Poulain, Charenton le Pont, FR;
Juliette Wierzbicki, Charenton le Pont, FR;
Laurent Calixte, Charenton le Pont, FR;
Nacer Lakhchaf, Charenton le Pont, FR;
Sarah Marie, Charenton le Pont, FR;
Thierry Bonnin, Charenton le Pont, FR;
Valerie Jolivet, Charenton le Pont, FR;
Essilor International, Charenton-le-Pont, FR;
Abstract
A method for determining an optical system of a personalized progressive lens for a given wearer including: a) providing a mean direction of gaze determined for the wearer in a reference frame tied to the head of the wearer; b) determining a target value for at least one optical design parameter as a function of the mean direction of gaze determined in a); c) calculating the optical system of the progressive lens by an optical optimization procedure on the basis of target values, wherein the target value of each optical design parameter as a function of the mean direction of gaze determined in b) is a target value.