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:
Dec. 16, 2011
Applicant:
Masatoshi Hirose, Sakai, JP;
Inventor:
Masatoshi Hirose, Sakai, JP;
Assignee:
KONICA MINOLTA, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/12 (2006.01); G02B 13/18 (2006.01); G02B 13/04 (2006.01); G02B 13/00 (2006.01); G02B 13/06 (2006.01);
U.S. Cl.
CPC ...
G02B 13/04 (2013.01); G02B 13/0035 (2013.01); G02B 13/06 (2013.01); G02B 13/18 (2013.01);
Abstract
A wide angle lens, which forms an image on an image pickup device having a curved imaging surface, has a whole angle of view of 120° or more and comprises a first lens, a second lens and a third lens in this order from an object side. The first lens is a meniscus lens having a convex surface facing the object side, the second lens has a positive power and the third lens has a concave surface facing an image side. The first, the second and the third lenses respectively have at least one aspherical surface.