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:
Jun. 23, 2015
Filed:
Feb. 15, 2011
Applicant:
Hayato Hokoi, Sakura, JP;
Inventor:
Hayato Hokoi, Sakura, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/232 (2006.01); G02B 7/36 (2006.01); G02B 7/28 (2006.01); G02B 7/38 (2006.01); G03B 13/36 (2006.01); G03B 3/10 (2006.01);
U.S. Cl.
CPC ...
H04N 5/23212 (2013.01); G02B 7/36 (2013.01); G02B 7/28 (2013.01); G02B 7/38 (2013.01); G03B 13/36 (2013.01); G03B 3/10 (2013.01);
Abstract
A focus adjusting device which includes an edge detection unit that detects edges of a subject image for each color component forming an image including the subject image; a distribution detection unit that detects distributions of a focalized state and an unfocused state of the image based on the edges detected by the edge detection unit; and a control unit that moves a lens based on the distributions detected by the distribution detection unit, wherein the subject image is incident from an optical system having the lens, the control unit moves the lens, and thus the subject image is focused on.