Title:
LIGHT SOURCE DEVICE AND PROJECTION-TYPE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/255785
Kind Code:
A1
Abstract:
A light source device (10A) according to an embodiment of the present disclosure is provided with: a light source unit (110) that emits emission light; a wavelength conversion unit (120) that performs wavelength conversion on the emission light and emits luminescent light; and a first synthetic optical unit (132) that is disposed between the light source unit and the wavelength conversion unit, has a reflection part that reflects part of the emission light and one or more transmission parts that transmit part of the emission light, and is movable in a direction crossing the light axis of the emission light.
Inventors:
HOMMA KEISUKE (JP)
Application Number:
PCT/JP2020/022611
Publication Date:
December 24, 2020
Filing Date:
June 09, 2020
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
F21S41/176; G03B21/00; F21V7/28; F21V7/30; F21V11/14; F21V14/04; G03B21/14; H04N5/74; F21W102/00; F21Y115/30
Foreign References:
| JP2012013977A | 2012-01-19 | |||
| JP2017215527A | 2017-12-07 | |||
| JP2009175571A | 2009-08-06 | |||
| US20110013168A1 | 2011-01-20 | |||
| JP2020071307A | 2020-05-07 |
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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