发明名称 |
BACKLIGHT ASYMMETRIC LIGHT INPUT WEDGE |
摘要 |
A backlight is disclosed and includes a visible light transmissive body primarily propagating light by TIR with a light input surface and a light output surface and a light guide portion and a light input portion. The light guide portion has a light reflection surface and a light emission surface. The light input portion has opposing side surfaces that are not parallel. One of the opposing surfaces is co-planar with either the light emission surface or the light reflection surface. A light source is disposed adjacent to the light input surface. The light source emits light into the light input portion. A reflective layer is disposed adjacent to or on the opposing side surfaces.
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申请公布号 |
US2011099864(A1) |
申请公布日期 |
2011.05.05 |
申请号 |
US201113006681 |
申请日期 |
2011.01.14 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
BRYAN WILLIAM J.;SCHULTZ JOHN C.;MEIS MICHAEL A.;DESTAIN PATRICK R. |
分类号 |
G09F13/14;F21V7/22;G09F13/04 |
主分类号 |
G09F13/14 |
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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