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公开(公告)号:US3899315A
公开(公告)日:1975-08-12
申请号:US46084574
申请日:1974-04-15
Applicant: AMERICAN OPTICAL CORP
Inventor: SIEGMUND WALTER P
IPC: G02C7/02 , B29D11/00 , C03B17/02 , C03B23/03 , C03B23/047 , C03B23/22 , C03C17/02 , G02B3/00 , C03B19/00 , C03B11/08
CPC classification number: C03B23/0302 , B29D11/0073 , C03B17/02 , C03B23/047 , C03B23/22
Abstract: Lenses clad with a relatively thin layer of glass for enhancing their impact resistance and, by choice of the manufacturer, providing a uniform lens coloration from edge to edge in each case independently of respective thicknesses and radii of surface curvatures.
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公开(公告)号:US3472718A
公开(公告)日:1969-10-14
申请号:US3472718D
申请日:1965-12-20
Applicant: AMERICAN OPTICAL CORP
Inventor: SIEGMUND WALTER P
CPC classification number: H01J29/892 , B29C69/003 , B29C70/20 , G02B6/06
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公开(公告)号:US3442568A
公开(公告)日:1969-05-06
申请号:US3442568D
申请日:1965-11-22
Applicant: AMERICAN OPTICAL CORP
Inventor: SIEGMUND WALTER P , KOESTER CHARLES J , ASK CLIFFORD W
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24.Fiber optical face plates having different numerical aperture values in two different directions 失效
Title translation: 在两个不同方向上具有不同数值孔径值的光纤面板公开(公告)号:US3273445A
公开(公告)日:1966-09-20
申请号:US23219262
申请日:1962-10-22
Applicant: AMERICAN OPTICAL CORP
Inventor: SIEGMUND WALTER P
CPC classification number: H01J29/24 , G02B6/08 , H01J29/892
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公开(公告)号:US3142236A
公开(公告)日:1964-07-28
申请号:US9433261
申请日:1961-03-08
Applicant: AMERICAN OPTICAL CORP
Inventor: SIEGMUND WALTER P , WIGHT RALPH H
IPC: G02B17/08
CPC classification number: G02B17/0884 , G02B17/08
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