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:
Jan. 12, 2021
Filed:
Jan. 11, 2018
Applicant:
Olympus Corporation, Hachioji, JP;
Inventor:
Masahito Dohi, Tokyo, JP;
Assignee:
OLYMPUS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/06 (2006.01); G02B 21/00 (2006.01); G02B 21/02 (2006.01);
U.S. Cl.
CPC ...
G02B 21/0072 (2013.01); G02B 21/006 (2013.01); G02B 21/0032 (2013.01); G02B 21/0076 (2013.01); G02B 21/02 (2013.01); G02B 21/0044 (2013.01); G02B 21/0064 (2013.01);
Abstract
An illumination device includes: an objective; a first scanning device that moves a focusing position of light in an optical-axis direction of the objective; and a relay optical system that is configured to correct an aberration that is generated in the objective by the first scanning device moving the focusing position, the relay optical system being arranged on an optical path between the first scanning device and the objective.