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Title:
OPTICAL UNIT AND PROJECTION DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/124120
Kind Code:
A1
Abstract:
This optical unit according to an embodiment of the present disclosure is provided with: a light source part; and an optical absorber that includes a heat radiation part and that is disposed on an optical path of light emitted from the light source part.

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Inventors:
FUKUI YASUFUMI (JP)
Application Number:
PCT/JP2018/045124
Publication Date:
June 27, 2019
Filing Date:
December 07, 2018
Export Citation:
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Assignee:
SONY CORP (JP)
International Classes:
G03B21/14; F21S2/00; G03B21/16; H04N5/74; F21Y115/30
Domestic Patent References:
WO2016056285A12016-04-14
Foreign References:
JP2017073244A2017-04-13
JP2016173887A2016-09-29
JP2000147660A2000-05-26
JP2009169080A2009-07-30
JP2008192317A2008-08-21
JP2010224373A2010-10-07
JP2007528021A2007-10-04
JP2001004931A2001-01-12
US20160004219A12016-01-07
JP2018156874A2018-10-04
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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