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. 08, 2019
Filed:
Apr. 27, 2016
Applicant:
Olympus Corporation, Tokyo, JP;
Inventor:
Tsutomu Sasamoto, Tokyo, JP;
Assignee:
OLYMPUS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01); G02B 9/04 (2006.01); G02B 13/06 (2006.01); G02B 23/24 (2006.01); H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
G02B 23/243 (2013.01); G02B 7/023 (2013.01); G02B 7/025 (2013.01); G02B 9/04 (2013.01); G02B 13/06 (2013.01); G02B 23/2484 (2013.01); G02B 23/2492 (2013.01); H04N 5/2254 (2013.01);
Abstract
An image-acquisition apparatus includes an objective lens consisting of, in order from an object side, a first group and a second group, an image-acquisition device that converts an optical image of an object formed by the objective lens into an electrical signal, a first holding frame holding the first group of the objective lens inside, and a second holding frame holding the second group of the objective lens and the image-acquisition device inside. The objective lens satisfies specific conditions.