Title:
LIGHT SOURCE DEVICE AND PROJECTOR
Document Type and Number:
WIPO Patent Application WO/2024/075209
Kind Code:
A1
Abstract:
Provided is a light source device (3) comprising: a case member (10) having a first opening (11) and a connection port (12) that are aligned in a first direction and that are open in mutually opposite directions, and a second opening (13) that opens in a second direction orthogonal to the first direction; a first light source unit (20) that closes the first opening, and that emits light in the first direction toward the connection port; a second light source unit (30) that closes the second opening, and that emits light in the second direction toward the inside of the case member; a reflection mirror (40) that reflects light from the second light source unit so as to direct the light to the connection port; a lens (50) that closes the connection port, and that collects light from the first light source unit and the second light source unit; a pressing member (60) that presses the lens from the inside of the case member toward the outside; and a mounting member (70) that retains the reflection mirror on the inside of the case member. The pressing member is retained by the mounting member. The mounting member is fixed to the case member.
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Inventors:
KAWASE RYOSUKE (JP)
Application Number:
PCT/JP2022/037259
Publication Date:
April 11, 2024
Filing Date:
October 05, 2022
Export Citation:
Assignee:
SHARP NEC DISPLAY SOLUTIONS LTD (JP)
International Classes:
G03B21/14
Domestic Patent References:
| WO2019176869A1 | 2019-09-19 | |||
| WO2015155917A1 | 2015-10-15 |
Foreign References:
| JP2017129757A | 2017-07-27 | |||
| JP2019057522A | 2019-04-11 | |||
| JP2012208205A | 2012-10-25 | |||
| JP2014199790A | 2014-10-23 | |||
| JP2020144392A | 2020-09-10 | |||
| CN112799226A | 2021-05-14 |
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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