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.

Date of Patent:
Nov. 03, 2020

Filed:

Apr. 02, 2018
Applicant:

Scivax Corporation, Kanagawa, JP;

Inventors:

Akifumi Nawata, Kanagawa, JP;

Nobuyoshi Awaya, Kanagawa, JP;

Satoru Tanaka, Kanagawa, JP;

Assignee:

SCIVAX CORPORATION, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/04 (2006.01); F21V 7/00 (2006.01); F21V 7/06 (2006.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 5/048 (2013.01); F21V 7/0091 (2013.01); F21V 7/06 (2013.01); F21Y 2115/10 (2016.08);
Abstract

An optical device including at least a part of a rotation body acquired by rotating a reference plane shape or a parallelly shifted body acquired by parallelly shifting the reference plane shape, the reference plane shape including an incidence portion allowing light from a predetermined site to enter, an emit portion that reflects the light which has traveled through the incidence portion and which is directly irradiated and a first reflection portion that reflects the reflected light by the emit portion toward the emit portion. The reference plane shape may include a second reflection portion that reflects the light which has traveled through the incidence portion and which is directly irradiated to the emit portion. An optical system apparatus includes a light source placed at the predetermined site.


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