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发明名称
ZOOM LENS USING REFRACTIVE INDEX DISTRIBUTION TYPE LENS
摘要
申请公布号
JPH07181385(A)
申请公布日期
1995.07.21
申请号
JP19930345621
申请日期
1993.12.22
申请人
NIKON CORP
发明人
AOKI MASAYUKI
分类号
G02B9/00;G02B13/18;G02B15/16;(IPC1-7):G02B15/16
主分类号
G02B9/00
代理机构
代理人
主权项
地址
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