发明名称 |
Light guide unit and light source module having scattering reflective unit |
摘要 |
A light guide unit including a light guide plate and a scattering reflective unit is provided. The light guide plate has a first surface, a second surface opposite to the first surface, and a light incident surface connecting the first surface and the second surface. The light incident surface includes a first recess and a second recess arranged in a sequence from the first surface to the second surface. An average radius of curvature of the first recess is less than an average radius of curvature of the second recess. The scattering reflective unit is disposed on the second surface. A light source module is also provided. |
申请公布号 |
US8480284(B2) |
申请公布日期 |
2013.07.09 |
申请号 |
US201113100291 |
申请日期 |
2011.05.03 |
申请人 |
LIN SHENG-HUNG;HWANG JUNG-MIN;YU SHIH-YUAN;CHUNG CHING-YUAN;YOUNG LIGHTING TECHNOLOGY INC. |
发明人 |
LIN SHENG-HUNG;HWANG JUNG-MIN;YU SHIH-YUAN;CHUNG CHING-YUAN |
分类号 |
F21V8/00 |
主分类号 |
F21V8/00 |
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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