发明名称 Wide-angle photographic camera lens system
摘要 A wide-angle photographic camera lens system which is short in total length, light in weight and corrected favorably in aberrations, and comprises a front diverging lens group and a rear converging lens group: said front lens group consisting of a first positive meniscus lens component and a second negative meniscus lens component, and said rear lens group consisting of a third positive lens component, a fourth negative lens component, a fifth positive meniscus lens component and a sixth positive lens component.
申请公布号 US4352544(A) 申请公布日期 1982.10.05
申请号 US19800173751 申请日期 1980.07.30
申请人 OLYMPUS OPTICAL CO., LTD. 发明人 IMAI, TOSHIHIRO
分类号 G02B13/04;(IPC1-7):G02B9/62 主分类号 G02B13/04
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