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:
Jul. 03, 2018
Filed:
Apr. 21, 2017
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Koichiro Akasaka, Ina, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/10 (2006.01); G02B 3/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 3/0056 (2013.01); G02B 3/0012 (2013.01); G02F 1/133606 (2013.01); G02F 2001/133607 (2013.01);
Abstract
A lens array including a base which has a plurality of concave sections. The concave sections are arranged in a first direction, a second direction which is orthogonal or almost orthogonal with the first direction, and a third direction which intersects with the first direction and the second direction. A thickness of the base between the concave sections arranged with the first direction or the second direction is thinner than a thickness of the base between the concave sections arranged with the third direction.