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:
Nov. 24, 2015
Filed:
Oct. 19, 2012
Applicant:
Chao-tsang Wei, New Taipei, TW;
Inventor:
Chao-Tsang Wei, New Taipei, TW;
Assignee:
HON HAI PRECISION INDUSTRY CO., LTD., New Taipei, TW;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 5/20 (2006.01); G02B 1/115 (2015.01); G02B 5/28 (2006.01);
U.S. Cl.
CPC ...
G02B 5/208 (2013.01); G02B 1/115 (2013.01); G02B 5/283 (2013.01);
Abstract
An optical element includes a substrate and a film. The substrate made of sapphire. The film is covered on the substrate and is configured for increasing reflectivity of ultraviolet lights and filtering the ultraviolet lights. The film includes a plurality of high refractive index layers and a plurality of low refractive index layers alternately stacked on the substrate.