| 发明名称 |
PROJECTION OPTICAL SYSTEM, PROJECTION TELEVISION, AND METHOD OF MANUFACTURING LENS INCLUDED IN PROJECTION OPTICAL SYSTEM |
| 摘要 |
<p>Provided are a projection optical system, a projection television, and a method of manufacturing a lens included in the projection optical system. The projection optical system includes lenses for projecting color beams onto a screen. A color filter layer, absorbing at least one of the color beams, is coated on the surface of at least one of the lenses.</p> |
| 申请公布号 |
WO2005004472(A1) |
申请公布日期 |
2005.01.13 |
| 申请号 |
WO2004KR01525 |
申请日期 |
2004.06.24 |
| 申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
YOON, SEOK-IL;KIM, SUNG-GI;HWANG, GYU-HWAN;KAH, YOUNG-IL |
| 分类号 |
G02B5/22;G02B13/16;H04N9/31;(IPC1-7):H04N5/74 |
主分类号 |
G02B5/22 |
| 代理机构 |
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代理人 |
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| 主权项 |
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