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发明名称
Optical unit for detecting a focus state
摘要
申请公布号
GB2305046(B)
申请公布日期
1999.10.13
申请号
GB19960018859
申请日期
1996.09.10
申请人
* ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
发明人
TATSUHIDE * TAKEBAYASHI;TAKAYUKI * SENSUI
分类号
G03B13/36;G02B7/34;(IPC1-7):G02B7/34
主分类号
G03B13/36
代理机构
代理人
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