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:
Sep. 01, 2020
Filed:
Jun. 26, 2019
Applicant:
Nichia Corporation, Anan-shi, Tokushima, JP;
Inventors:
Assignee:
NICHIA CORPORATION, Anan-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/00 (2006.01); F21V 7/04 (2006.01); G02B 3/08 (2006.01); F21V 8/00 (2006.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 7/0025 (2013.01); F21V 7/0091 (2013.01); F21V 7/043 (2013.01); G02B 3/08 (2013.01); G02B 6/0018 (2013.01); G02B 6/0068 (2013.01); F21Y 2115/10 (2016.08);
Abstract
An optical device comprises: at least one first reflecting surface disposed so as to reflect first light that has a light distribution having an optical axis parallel to a first axis, to an arc-shaped first region surrounding the first axis; and a second reflecting surface and a third reflecting surface that are disposed such that the second reflecting surface and the third reflecting surface meet each other on the first axis, and such that the first reflecting surface is disposed between the second reflecting surface and the third reflecting surface.