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:
Feb. 14, 2017
Filed:
Sep. 18, 2013
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Kodai Nagamatsu, Tokyo, JP;
Takeshi Hatakeyama, Chiba, JP;
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 17/08 (2006.01); H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
G02B 17/0804 (2013.01); G02B 17/08 (2013.01); G02B 17/0808 (2013.01); H04N 5/2254 (2013.01);
Abstract
A catadioptric lens system includes: a first lens group including a concave mirror and a convex mirror and having positive refractive power; a second lens group having positive refractive power; and a third lens group having negative refractive power, the first to third lens groups being provided, in order, on a light path of incident light and in a direction of travel of the incident light.