发明名称 |
Illumination device with changeable emission angle |
摘要 |
The lighting device (1) has variable emission angle, where a primary lens (3) is provided with a certain numerical aperture. The primary lens is an aplanatic lens, where a secondary lens (4) is formed. A light source (2) is provided, where a lens system is provided with the primary lens and the secondary lens to bundle light emitted from the light source. |
申请公布号 |
EP2151622(B1) |
申请公布日期 |
2011.08.03 |
申请号 |
EP20090167326 |
申请日期 |
2009.08.06 |
申请人 |
OEC AG |
发明人 |
JETTER, RAINER;NIKOLAUS, INES;RIES, HARALD;TIMINGER, ANDREAS |
分类号 |
F21S8/00;F21V14/06 |
主分类号 |
F21S8/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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