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:
Jun. 25, 2019
Filed:
May. 16, 2013
Applicants:
Francisco DE Ayguavives, Charenton-le-Pont, FR;
Helene Maury, Charenton-le-Pont, FR;
Inventors:
Francisco De Ayguavives, Charenton-le-Pont, FR;
Helene Maury, Charenton-le-Pont, FR;
Assignee:
ESSILOR INTERNATIONAL, Charenton-le-Pont, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C 7/02 (2006.01); G02C 7/10 (2006.01); G02B 1/11 (2015.01); G02B 5/28 (2006.01); G02B 5/26 (2006.01);
U.S. Cl.
CPC ...
G02C 7/107 (2013.01); G02B 1/11 (2013.01); G02B 5/26 (2013.01); G02B 5/283 (2013.01); G02C 7/02 (2013.01); G02C 7/10 (2013.01); G02C 7/102 (2013.01); G02C 7/104 (2013.01); G02C 2202/16 (2013.01);
Abstract
An ophthalmic lens having a main front face and a main rear face includes: an element for cutting off ultraviolet (UV) light incident on the main front face of the ophthalmic lens; an anti-reflection coating on the main rear face of the ophthalmic lens, having a weighted average reflection factor in the UV region of less than or equal to 7%; and at least one element for at least partially blocking the blue light in the wavelength region from 400 to 460 nanometers, preferably from 420 to 450 nanometers.