Invention Grant
- Patent Title: Light-emitting device, floodlight, and vehicle headlight
- Patent Title (中): 发光装置，泛光灯和车头灯
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Application No.: US13853785Application Date: 2013-03-29
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Publication No.: US09534756B2Publication Date: 2017-01-03
- Inventor: Yoshiyuki Takahira , Koji Takahashi , Yosuke Maemura , Hiroshi Kijima , Tomohiro Sakaue
- Applicant: SHARP KABUSHIKI KAISHA
- Applicant Address: JP Osaka-shi
- Assignee: SHARP KABUSHIKI KAISHA
- Current Assignee: SHARP KABUSHIKI KAISHA
- Current Assignee Address: JP Osaka-shi
- Agency: Morrison & Foerster LLP
- Priority: JP2012-084983 20120403; JP2012-107960 20120509; JP2012-153098 20120706; JP2012-153103 20120706
- Main IPC: F21S8/10
- IPC: F21S8/10 ; F21V14/00 ; F21V7/06 ; F21V9/16 ; F21V14/06 ; F21V29/00 ; F21V5/00 ; F21V7/00 ; F21V29/74 ; F21Y101/00
Abstract:
A light-emitting device includes a light-emitting section, a lens, and a movement control section, the movement control section changing an illumination position and a spot size of a laser beam in the light-emitting section by changing a relative position of the lens with respect to the light-emitting section.
Public/Granted literature
- US20130258689A1 LIGHT-EMITTING DEVICE, FLOODLIGHT, AND VEHICLE HEADLIGHT Public/Granted day:2013-10-03
Information query
