发明申请
- 专利标题: VEHICLE LIGHT
- 专利标题(中): 车辆灯
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申请号: US13426318申请日: 2012-03-21
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公开(公告)号: US20120243203A1公开(公告)日: 2012-09-27
- 发明人: Teruo KOIKE , Ji-Hao Liang
- 申请人: Teruo KOIKE , Ji-Hao Liang
- 申请人地址: JP Tokyo
- 专利权人: Stanley Electric Co., Ltd.
- 当前专利权人: Stanley Electric Co., Ltd.
- 当前专利权人地址: JP Tokyo
- 优先权: JP2011-064540 20110323
- 主分类号: F21V9/00
- IPC分类号: F21V9/00 ; F21V9/14
摘要:
A vehicle light which uses a laser light source device and has a shorter dimension in an optical axis direction than conventional vehicle lights. The vehicle light comprises a laser light source device and an optical system configured so as to form a predetermined light distribution pattern. The laser light source device includes: a cylindrical light-guiding part having a diffusing surface set in a region other than a light-introducing surface; a phosphor arranged in a light-emitting region on an outer circumferential surface of the light-guiding part; a reflective film arranged in a region of the light-guiding part other than the light-introducing surface and the light-emitting region; and a laser light source that outputs a laser beam which is introduced into the light-guiding part from the light-introducing surface and enters the phosphor. The light-guiding part and the laser light source are arranged adjacent to each other.
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