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:
Apr. 13, 2021

Filed:

Jun. 11, 2020
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Shigeyuki Mori, Osaka, JP;

Masahiro Mori, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21K 9/68 (2016.01); F21K 9/69 (2016.01); F21V 7/00 (2006.01); G02B 19/00 (2006.01); F21K 9/61 (2016.01); F21V 7/04 (2006.01); G02B 27/09 (2006.01);
U.S. Cl.
CPC ...
F21V 7/0083 (2013.01); F21K 9/61 (2016.08); F21K 9/68 (2016.08); F21K 9/69 (2016.08); F21V 7/0066 (2013.01); F21V 7/048 (2013.01); G02B 19/0057 (2013.01); G02B 27/0977 (2013.01);
Abstract

A light source device according to the present disclosure includes a light source unit, a collimator, a first step mirror, a second step mirror, a condenser lens, and an optical fiber. The first step mirror reduces a plurality of parallel beams in a row direction by narrowing a column interval between the plurality of parallel beams. The second step mirror reduces the plurality of parallel beams in the column direction by narrowing a row interval between the plurality of parallel beams. The number of steps of the first step mirror and the number of steps of the second step mirror are different from each other, and a width of each of the plurality of mirror surfaces of the first step mirror and a width of each of the plurality of mirror surfaces of the second step mirror are different from each other.


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