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2 080 630

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IPC

(21) (22)

Application

93001745/28, 1993-01-11

(22)

Actual filing date

1993-01-11

(45)

Published

1997-05-27

(72)

Inventor

Gavrilov Leonid Nikolaevich

(73)

Holder

Gavrilov Leonid Nikolaevich

CATADIOPTRIC LENS Russian patent published in 1997 - IPC

Abstract RU 2080630 C1

FIELD: optical instrumentation. SUBSTANCE: catadioptric lens includes correction element fabricated in the form of biconvex lens with different radii of curvature, primary mirror and secondary mirror made in the form of negative or positive mirror on central part of surface of correction element facing object. EFFECT: facilitated manufacture, enhanced operational characteristics. 1 dwg

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RU 2 080 630 C1

Authors

Gavrilov Leonid Nikolaevich

Dates

1997-05-27—Published

1993-01-11—Filed

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