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:
Jan. 23, 2018

Filed:

Feb. 10, 2016
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Kiyoshi Kuroi, Nagahama, JP;

Akira Egawa, Shiojiri, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); H04N 9/31 (2006.01); G02B 26/00 (2006.01); G02B 27/09 (2006.01); G02B 27/10 (2006.01); G03B 21/22 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3111 (2013.01); G02B 26/008 (2013.01); G02B 27/0966 (2013.01); G02B 27/1046 (2013.01); G03B 21/204 (2013.01); H04N 9/317 (2013.01); G03B 21/206 (2013.01); G03B 21/208 (2013.01); G03B 21/22 (2013.01);
Abstract

A light source apparatus includes a light source, a substrate provided rotatably around a predetermined axis of rotation, a scattered light generator which is provided on the substrate and on which light from the light source is incident, a pickup lens provided on the light exiting side of the scattered light generator, and a holding member that holds the pickup lens, and at least one of the contour of a surface closest to the substrate among the surfaces of the holding member and the contour of a surface facing the substrate among the surfaces of the pickup lens is located inside the contour of the substrate when viewed in the direction parallel to the axis of rotation.


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