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:
Feb. 22, 2022
Filed:
Nov. 21, 2017
Applicant:
Hamamatsu Photonics K.k., Hamamatsu, JP;
Inventors:
Tomonori Nakamura, Hamamatsu, JP;
Akihiro Nakamura, Hamamatsu, JP;
Assignee:
HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/33 (2006.01); G02B 7/02 (2021.01); G02B 21/02 (2006.01);
U.S. Cl.
CPC ...
G02B 21/33 (2013.01); G02B 7/023 (2013.01); G02B 21/02 (2013.01);
Abstract
The solid immersion lens unit includes: a solid immersion lens having a contact surface allowed to be in contact with an inspection object and a spherical surface allowed to be opposite to an objective lens; a holder holding the solid immersion lens; a magnet provided to the holder; and a spherical body rotatably held by a magnetic force of the magnet at a position opposite to the spherical surface. The holder swingably holds the solid immersion lens in a state where the spherical surface is in contact with the spherical body.