Invention Grant
- Patent Title: Light source device, lighting device, and image display apparatus
- Patent Title (中): 光源装置，照明装置和图像显示装置
-
Application No.: US12350336Application Date: 2009-01-08
-
Publication No.: US07729042B2Publication Date: 2010-06-01
- Inventor: Akira Egawa
- Applicant: Akira Egawa
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Workman Nydegger
- Priority: JP2008-001866 20080109
- Main IPC: G02F1/35
- IPC: G02F1/35 ; H01S3/10
Abstract:
A light source device includes: a light source unit configured to emit light; a wavelength conversion element configured to convert the wavelength of light emitted from the light source unit; a light source housing configured to accommodate at least the light source unit and the wavelength conversion element; and a temperature control unit configured to control temperature of the wavelength conversion element. The temperature control unit is disposed outside the light source housing.
Public/Granted literature
- US20090174929A1 LIGHT SOURCE DEVICE, LIGHTING DEVICE, AND IMAGE DISPLAY APPARATUS Public/Granted day:2009-07-09
Information query
