发明名称 |
REFLECTION TYPE OPTICAL ELEMENT |
摘要 |
PROBLEM TO BE SOLVED: To provide a reflection type optical element less in deterioration of the reflection characteristics even under a high temperature and high humidity environment. SOLUTION: In the reflection type optical element 1 obtained by forming at least a metal reflecting film on a transparent resin substrate, the metal film is not formed partly or wholly on the surface of the substrate which does not contribute to at least reflecting an image.
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申请公布号 |
JP2002357710(A) |
申请公布日期 |
2002.12.13 |
申请号 |
JP20010166473 |
申请日期 |
2001.06.01 |
申请人 |
CANON INC |
发明人 |
HATAKEYAMA HIDEYUKI;OKANE MASANOBU |
分类号 |
G02B5/08;(IPC1-7):G02B5/08 |
主分类号 |
G02B5/08 |
代理机构 |
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代理人 |
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地址 |
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