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. 04, 2016
Filed:
Oct. 25, 2013
Applicant:
Nidec Sankyo Corporation, Nagano, JP;
Inventor:
Tadashi Komiyama, Nagano, JP;
Assignee:
NIDEC SANKYO CORPORATION, Nagano, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 13/00 (2006.01); G02B 13/18 (2006.01); G02B 13/06 (2006.01);
U.S. Cl.
CPC ...
G02B 13/18 (2013.01); G02B 13/0045 (2013.01); G02B 13/06 (2013.01);
Abstract
A wide-angle lens may include six or more plastic lenses arranged in a plurality of groups. The plurality of groups may include a fourth group comprising a first lens having an aspherical image side and a second lens having an aspherical object side. The aspherical image side of the first lens may be cemented to the aspherical object side of the second lens.