发明名称 |
Optical device, Illumination apparatus using the device, and projector using the illumination apparatus |
摘要 |
An optical device which leads light beams emitted by a light source to a predetermined illumination area comprises first and second light leading members. The first light leading member includes a first incident surface configured to be entered the light beams emitted by the light source and a first outgoing radiation surface configured to emit the light beams. The second light leading member includes a second incident surface configured to be entered the light beams emitted from the first outgoing radiation surface of the first light leading member and a second outgoing radiation surface configured to emit the light beams. The first outgoing radiation surface has a shape different from that of the first incident surface. The second outgoing radiation surface has a shape different from that of the second incident surface.
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申请公布号 |
US2005046807(A1) |
申请公布日期 |
2005.03.03 |
申请号 |
US20040918639 |
申请日期 |
2004.08.12 |
申请人 |
OLYMPUS CORPORATION |
发明人 |
HANANO KAZUNARI |
分类号 |
G03B21/14;F21S2/00;F21V5/00;F21V8/00;F21Y101/02;G02B6/42;G02B27/09;G02B27/14;(IPC1-7):G03B21/28 |
主分类号 |
G03B21/14 |
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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