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:
Nov. 27, 2012
Filed:
Jul. 02, 2010
Applicant:
Hiroki Yamano, Tokyo, JP;
Inventor:
Hiroki Yamano, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 9/083 (2006.01); H04N 3/14 (2006.01); H04N 5/335 (2006.01); H04N 9/04 (2006.01); H04N 5/225 (2006.01); F21V 9/04 (2006.01); F21V 9/06 (2006.01); G02B 5/08 (2006.01); G02B 5/20 (2006.01); H01J 9/00 (2006.01); H01J 9/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
An imaging optical system includes: a light control element formed of a dye pigment-containing dichroic guest-host liquid crystal, and that is disposed on a light path to adjust a quantity of incident light for an image sensing device; and an optical filter disposed on the light path, and that includes an infrared absorbing material, the optical filter having a spectral transmittance that satisfies the following conditions (1), (2), and (3)0.6<<1.05   (1)0.1<<0.5   (2)||<0.05   (3)where