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2 093 873

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C1

(51)

IPC

(21) (22)

Application

95102570/28, 1995-02-16

(22)

Actual filing date

1995-02-16

(45)

Published

1997-10-20

(72)

Inventor

Andreev A.I.Mitin V.P.Chivanov A.N.

(73)

Holder

Tovarishchestvo S Ogranichennoj Otvetstvennost'Ju Materialy, Ehlementy I Pribory"

OPTICAL SYSTEM OF ZONAL SCANNING Russian patent published in 1997 - IPC

Abstract RU 2093873 C1

FIELD: optical engineering. SUBSTANCE: optical system has afocal attachment 1, multi-edge mirror drum 2 with different inclination of edges 3 to axis of drum rotation and objective of receiver 5 made of first component 6 and two second components 7 and 8. Flat mirror is positioned behind each of components 7 and 8, and switching device in the shape of mirror disk 11 is placed between them. Disc drive is coupled rigidly to drum rotation drive. Flat mirror 14 fixed to system body is positioned behind drum, near entrance pupil 15 of receiver objective. EFFECT: improved design of system. 2 cl, 2 dwg

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RU 2 093 873 C1

Authors

Andreev A.I.

Mitin V.P.

Chivanov A.N.

Dates

1997-10-20—Published

1995-02-16—Filed

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