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:
Oct. 16, 2018
Filed:
Nov. 19, 2015
Applicant:
C/o Dexerials Corporation, Tokyo, JP;
Inventor:
Sohmei Endoh, Tokyo, JP;
Assignee:
DEXERIALS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/09 (2006.01); G03F 7/00 (2006.01); G03F 7/20 (2006.01); G03F 7/32 (2006.01); G02B 3/00 (2006.01); G02B 5/02 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0927 (2013.01); G02B 3/0025 (2013.01); G02B 3/0031 (2013.01); G02B 3/0043 (2013.01); G02B 5/0284 (2013.01); G02B 5/0294 (2013.01); G02B 27/0961 (2013.01); G02B 27/0983 (2013.01); G03F 7/0005 (2013.01); G03F 7/2053 (2013.01); G03F 7/32 (2013.01);
Abstract
There is provided an optical element including: a substrate; and a plurality of microlenses formed on the substrate. A reflecting surface of the microlens is an aspherical surface and asymmetrical with respect to an optical axis of the microlens. A pitch between adjacent ones of the microlenses is 10 to 230 μm. A depth of the microlens is 3.2 to 15.4 μm.