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:
Jan. 10, 2023
Filed:
Jul. 01, 2020
Applicant:
Essilor International, Charenton-le-Pont, FR;
Inventors:
Coralie Barrau, Charenton-le-Pont, FR;
Thierry Villette, Charenton-le-Pont, FR;
Jean-Paul Cano, Charenton-le-Pont, FR;
Samuel Archambeau, Charenton-le-Pont, FR;
Claudine Biver, Charenton-le-Pont, FR;
Assignee:
Essilor International, Charenton-le-Pont, FR;
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/10 (2006.01); G02B 5/20 (2006.01); G03H 1/02 (2006.01); G02F 1/137 (2006.01);
U.S. Cl.
CPC ...
G02C 7/104 (2013.01); G02B 5/203 (2013.01); G02C 7/101 (2013.01); G03H 1/0244 (2013.01); G02C 7/108 (2013.01); G02F 1/13718 (2013.01); G02F 1/13725 (2013.01); G02F 1/13793 (2021.01); G03H 2250/38 (2013.01);
Abstract
Active optical filter adapted for a spectacle lens, the active optical filter being configured so as to filter light radiations over at least one predetermined range of wavelengths, wherein the full width at half maximum of the filtering function of the optical filter is smaller than or equal to 100 nm.