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. 31, 2020
Filed:
Dec. 30, 2015
Applicant:
Essilor International (Compagnie Generale D'optique), Charenton-le-Pont, FR;
Inventors:
Yu Liu, Singapore, SG;
Xingzhao Ding, Singapore, SG;
Assignee:
Essilor International, Charenton-le-Pont, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 1/115 (2015.01); C03C 17/34 (2006.01); G02B 27/00 (2006.01); G02C 7/02 (2006.01);
U.S. Cl.
CPC ...
G02B 1/115 (2013.01); C03C 17/3417 (2013.01); G02B 27/0012 (2013.01); G02C 7/02 (2013.01); C03C 2217/734 (2013.01); C03C 2218/151 (2013.01);
Abstract
Ophthalmic lens comprising an anti-reflective stack designed for scotopic or mesopic conditions, wherein the anti-reflective stack design method uses the scotopic luminosity function CIE 1951 (defined by the Commission Internationale de I'Eclairage).