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:
Aug. 06, 2019
Filed:
Mar. 27, 2013
Applicant:
Nikon-essilor Co., Ltd., Tokyo, JP;
Inventors:
Masaoki Tomoda, Sagamihara, JP;
Satoru Ito, Nasukarasuyama, JP;
Kei Ishimura, Toyohashi, JP;
Hirotatsu Okumura, Toyokawa, JP;
Assignee:
NIKON-ESSILOR CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/18 (2015.01); G02B 23/16 (2006.01); G02B 1/11 (2015.01); G02B 1/113 (2015.01); B05D 5/06 (2006.01); C23C 14/22 (2006.01); C23C 14/24 (2006.01); G02B 1/10 (2015.01); G02C 7/10 (2006.01); G02B 1/14 (2015.01);
U.S. Cl.
CPC ...
G02B 1/11 (2013.01); B05D 5/06 (2013.01); C23C 14/221 (2013.01); C23C 14/24 (2013.01); G02B 1/105 (2013.01); G02B 1/113 (2013.01); G02B 1/18 (2015.01); G02C 7/104 (2013.01); G02C 7/105 (2013.01); G02B 1/14 (2015.01);
Abstract
An optical component includes: a plastic base which has a convex surface and a concave surface; and a multilayer film which is disposed on at least the convex surface of the plastic base. The multilayer film has an average reflectivity of 2% to 10% over a wavelength range of 400 nm to 500 nm.