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:
Aug. 18, 2020
Filed:
Sep. 19, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 13/36 (2006.01); G02B 7/28 (2006.01); H04N 5/232 (2006.01); G02B 7/36 (2006.01); G03B 15/00 (2006.01);
U.S. Cl.
CPC ...
G03B 13/36 (2013.01); G02B 7/28 (2013.01); G02B 7/36 (2013.01); H04N 5/23296 (2013.01); H04N 5/232122 (2018.08); H04N 5/232127 (2018.08); G03B 15/00 (2013.01);
Abstract
An imaging apparatus includes a storage unit configured to store beforehand a focus position serving as a reference for a predetermined subject, and a unit configured to drive a focus lens at a position away by a predetermined depth from the focus position serving as a reference that is stored, and calculate a defocus amount.