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:
Apr. 05, 2022
Filed:
Aug. 14, 2019
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Naoyoshi Yamada, Kanagawa, JP;
Takashi Yonemoto, Kanagawa, JP;
Hirofumi Toyama, Kanagawa, JP;
Yukito Saitoh, Kanagawa, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 30/56 (2020.01); G02B 5/124 (2006.01); G02B 5/30 (2006.01); G02B 27/28 (2006.01);
U.S. Cl.
CPC ...
G02B 30/56 (2020.01); G02B 5/124 (2013.01); G02B 5/3083 (2013.01); G02B 27/283 (2013.01);
Abstract
An optical apparatus includes a beam splitter that transmits a part of an incidence ray and reflects another part of the incidence ray, a mirror member that includes a mirror surface arranged at a position at which light transmitted through the beam splitter is incident, and a retroreflective member that is arranged at a position at which light specularly reflected on the mirror surface, to be incident on the beam splitter and specularly reflected by the beam splitter is incident.