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:
Sep. 12, 2023
Filed:
Dec. 21, 2019
Applicants:
Carl Zeiss Vision Technical Services Guangzhou Ltd., Guangzhou, CN;
Carl Zeiss Vision International Gmbh, Aalen, DE;
Inventors:
Jingye Liang, Guangzhou, CN;
Liu Ouyang, Guangzhou, CN;
Stephen Brown, Adelaide, AU;
Yong Tian, Guangzhou, CN;
Assignee:
Carl Zeiss Vision International GmbH, Aalen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/10 (2006.01); B29D 11/00 (2006.01); G02B 5/23 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
G02C 7/102 (2013.01); B29D 11/0048 (2013.01); B29D 11/00884 (2013.01); B29D 11/00903 (2013.01); G02B 5/23 (2013.01); G02B 1/04 (2013.01);
Abstract
An optical lens contains a laminated film, which includes a first adhesive layer, a first barrier layer, a photochromic layer, a second barrier layer, and a second adhesive layer. The layers are arranged in succession and the laminated film is substantially incorporated into the optical lens body. A method for producing this optical lens as well as a pair of spectacles containing this optical lens are also disclosed.