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:
May. 28, 2019
Applicant:
Olympus Corporation, Hachioji, JP;
Inventor:
Shingo Tamano, Tokyo, JP;
Assignee:
OLYMPUS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/00 (2006.01); G01N 21/64 (2006.01); G02B 21/04 (2006.01);
U.S. Cl.
CPC ...
G02B 21/0076 (2013.01); G01N 21/6458 (2013.01); G02B 21/04 (2013.01); G01N 2201/06113 (2013.01);
Abstract
An observation apparatus includes: alight source that emits pulsed light; and an objective that includes a first optical element serving as a light guide part and irradiates a sample with the pulsed light. The first optical element consists of a medium that satisfies the following conditional expression for θ1 and θ2:0.75<θ2/θ1<1.33