发明名称 |
VERLICHTINGSEENHEID VOORZIEN VAN LED EN BEELDPROJECTIE-INRICHTING VOORZIEN VAN VERLICHTINGSEENHEID. |
摘要 |
An illumination unit is provided which includes a glass rod including a parabolic reflection surface, a light incident surface facing the parabolic reflection surface, a concave portion formed inwardly in the light incident surface at a position of a focal point of the parabolic reflection surface, and a light guide portion facing the parabolic reflection surface and having a rectangular section. An LED module is disposed at the focal point of the parabolic reflection surface and emitting light to the parabolic reflection surface through the concave portion. A surface of the light guide portion parallel to the light incident surface is stepped from the light incident surface in a direction in which the rectangular section of the light guide portion decreases. |
申请公布号 |
NL1029787(C) |
申请公布日期 |
2011.06.07 |
申请号 |
NL20051029787 |
申请日期 |
2005.08.23 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD., |
发明人 |
LEE, KYE-HOON;LEE, YOUNG-CHOL;LEE, WON-YONG |
分类号 |
F21V7/06;G03B21/14;H01L33/60 |
主分类号 |
F21V7/06 |
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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