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. 05, 2021
Filed:
Apr. 08, 2019
Applicant:
Olympus Corporation, Hachioji, JP;
Inventors:
Makoto Kuwano, Tokyo, JP;
Bunryu Arashi, Tokyo, JP;
Assignee:
OLYMPUS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/33 (2006.01); G02B 21/02 (2006.01); G02B 21/00 (2006.01);
U.S. Cl.
CPC ...
G02B 21/33 (2013.01); G02B 21/0072 (2013.01); G02B 21/0076 (2013.01); G02B 21/02 (2013.01);
Abstract
An immersion microscope objective includes: a first lens group that includes a meniscus lens component that is the closest to an image in the first lens group, the meniscus lens component having a convex surface facing an object; and a second lens group, the objective satisfying the following conditional expressions:1.4<≤1.51  (1)1.30 mm≤  (2)≤65 mm  (10)