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发明名称
Optical imaging system having an electronically variable focal length and optical image sensor provided with such a system
摘要
申请公布号
US4927241(A)
申请公布日期
1990.05.22
申请号
US19890411792
申请日期
1989.09.25
申请人
U.S. PHILIPS CORP.
发明人
KUIJK, KAREL E.
分类号
G02F1/1335;G02B3/14;G02B26/08;G02F1/13;G02F1/1343;G02F1/29
主分类号
G02F1/1335
代理机构
代理人
主权项
地址
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