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发明名称
IMAGE FORMING OPTICAL SYSTEM WITH LIGHT INTERCEPTING FRAME OF LENS
摘要
申请公布号
GB2228101(B)
申请公布日期
1993.09.08
申请号
GB19900002795
申请日期
1990.02.08
申请人
* ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
发明人
SHINSUKE * KOHMOTO;HIROSHI * NOMURA
分类号
G02B7/02;G02B5/00
主分类号
G02B7/02
代理机构
代理人
主权项
地址
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