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1.Optical objective system with spherical aberration correction means 失效
Title translation: 具有球面像差校正的光学物镜系统公开(公告)号:US2468564A
公开(公告)日:1949-04-26
申请号:US64080146
申请日:1946-01-12
Applicant: AMERICAN OPTICAL CORP
Inventor: LUNEBURG RUDOLF K
IPC: G02B13/18
CPC classification number: G02B13/00
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公开(公告)号:US2637242A
公开(公告)日:1953-05-05
申请号:US7511249
申请日:1949-02-08
Applicant: AMERICAN OPTICAL CORP
Inventor: HAROLD OSTERBERG , MULLER ROBERT M , LUNEBURG RUDOLF K
IPC: G03B21/20
CPC classification number: G03B21/208
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