发明名称 |
Screen for projection display |
摘要 |
A screen for a projection display is provided. The screen includes a Fresnel lens sheet which converges light emitted from a light source, and a lenticular lens sheet which disperses in a horizontal direction the light transmitted by the Fresnel lens sheet. The Fresnel lens sheet includes a first Fresnel lens on one surface and a second Fresnel lens on an opposite surface.
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申请公布号 |
US2005057805(A1) |
申请公布日期 |
2005.03.17 |
申请号 |
US20040890388 |
申请日期 |
2004.07.14 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
LEE JONG-SOO |
分类号 |
G02B3/08;G03B21/62;(IPC1-7):G03B21/56 |
主分类号 |
G02B3/08 |
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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