发明名称 |
Bulk diffuser for a projection television screen |
摘要 |
A bulk diffuser for rear projection television screens which exhibits a Gaussian intensity profile. By appropriately selecting the indices of refraction of the substrate and the spheres therein and the range of diameters of the spheres, the intensity half-angle is made equal to the energy half-angle.
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申请公布号 |
US4679900(A) |
申请公布日期 |
1987.07.14 |
申请号 |
US19860871009 |
申请日期 |
1986.06.05 |
申请人 |
NORTH AMERICAN PHILIPS CORPORATION |
发明人 |
MCKECHNIE, THOMAS S.;GOLDENBERG, JILL F. |
分类号 |
G02B5/02;G03B21/62;H04N5/74;(IPC1-7):G03B21/60 |
主分类号 |
G02B5/02 |
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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