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:
Apr. 07, 2015
Filed:
Jan. 15, 2008
Applicants:
Zuyi Zhang, Yokohama, JP;
Hiroyuki Tanaka, Kawasaki, JP;
Masayuki Yamada, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 33/00 (2006.01); C03C 1/00 (2006.01); C03C 17/00 (2006.01); C03C 17/34 (2006.01);
U.S. Cl.
CPC ...
G02B 1/118 (2013.01); C03C 1/008 (2013.01); C03C 17/007 (2013.01); C03C 17/3411 (2013.01); C03C 17/3494 (2013.01); C03C 2204/08 (2013.01); C03C 2217/475 (2013.01); C03C 2217/734 (2013.01); C03C 2217/78 (2013.01); C03C 2218/111 (2013.01);
Abstract
An optical member includes an oxide layer that has a stable fine textured structure that is excellent in durability. The optical member includes a base material and an antireflection coating on a surface of the base material. The antireflection coating includes at least an oxide layer having a fine textured structure on the surface, and the oxide layer contains a phosphate compound. Furthermore, a method of manufacturing the optical member is provided.