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:
Nov. 07, 2023
Filed:
Mar. 02, 2021
Applicant:
Kyocera Soc Corporation, Kanagawa, JP;
Inventor:
Takao Tanabe, Kanagawa, JP;
Assignee:
KYOCERA SOC Corporation, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/33 (2006.01); G02B 21/02 (2006.01); G02B 21/16 (2006.01);
U.S. Cl.
CPC ...
G02B 21/33 (2013.01); G02B 21/02 (2013.01); G02B 21/16 (2013.01);
Abstract
Provided is a liquid immersion objective including an objective lens having a prescribed optical power, and a plurality of planar plates having substantially no optical power and having different thicknesses, and configured to be placed between the objective lens and immersion liquid deposited on a sample to be observed, the planar plates being made of a substantially same material, wherein the planar plates being selected according to a property of the immersion liquid.