发明名称 |
Illuminating apparatus, and projector using the illuminating apparatus |
摘要 |
An illuminating apparatus has a light source emitting illumination light; and a prism having a plurality of reflecting surfaces and reflecting the illumination light from said light source by the reflecting surfaces to thereby bend an illumination optical path at an obtuse angle.
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申请公布号 |
US6840631(B2) |
申请公布日期 |
2005.01.11 |
申请号 |
US20020131160 |
申请日期 |
2002.04.24 |
申请人 |
MINOLTA CO., LTD. |
发明人 |
SAWAMURA SHIGERU;YOSHIKAWA TSUTOMU |
分类号 |
G03B21/00;G02B26/08;(IPC1-7):G03B21/28;G02B5/04;H04N9/12 |
主分类号 |
G03B21/00 |
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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