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Title:
光学装置
Document Type and Number:
Japanese Patent JP7333330
Kind Code:
B2
Abstract:
An optical apparatus includes: an optical component opposed to and spaced apart from a light-emitting surface through which laser light is emitted; a case that houses a semiconductor laser element and the optical component and includes an introduction port for introducing gas and an exhaust port for exhausting the gas; and a flow passage section (i.e., a tubular body) including a spray port for spraying the semiconductor laser element with the gas introduced from the introduction port.

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Inventors:
Watashi Nakamura
Application Number:
JP2020545981A
Publication Date:
August 24, 2023
Filing Date:
September 06, 2019
Export Citation:
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Assignee:
Panasonic Holdings Co., Ltd.
International Classes:
H01S5/02208; B23K26/00; H01S5/0222; H01S5/02253
Domestic Patent References:
JP2002144073A
JP2008282965A
JP2007088066A
JP2005347409A
JP2004126001A
JP2001024258A
JP2000347234A
JP11026854A
JP10180476A
JP8306993A
JP6291390A
JP4356981A
JP4105569U
JP4196494A
JP3066490A
JP62035590A
JP61043429A
JP58128781A
JP58105585A
JP54145492A
Foreign References:
WO2013042193A1
US20020017514
US5898522
Attorney, Agent or Firm:
Hiromori Arai
Eisaku Teratani
Shinichi Michisaka



 
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