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发明名称
COMPOUND LENS CONTAINING DISCONTINUOUS REFRACTING SURFACE
摘要
A thin, light, compound lens containing a discontinuous refracting surface and consisting of two kinds of lenses of different refractive indexes. This compound lens is optically formed of a combination of a convex lens and a concave lens.
申请公布号
WO8606846(A1)
申请公布日期
1986.11.20
申请号
WO1986JP00236
申请日期
1986.05.08
申请人
HOYA CORPORATION
发明人
KITANI, AKIRA
分类号
G02B3/08;(IPC1-7):G02B3/08
主分类号
G02B3/08
代理机构
代理人
主权项
地址
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