TV INFRA-RED IMAGING CAMERA SHUTTER Russian patent published in 1994 - IPC

Abstract RU 2011309 C1

FIELD: TV engineering. SUBSTANCE: shutter has interrupter made in form of flexible conic ring provided with transparent windows which are put along the perimeter of the ring uniformly. The ring is mounted onto three conic rolls at an angle to optical axis of TV tube for interaction with it. EFFECT: reduced dimensions of the shutter. 2 dwg

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RU 2 011 309 C1

Authors

Volchek A.M.

Dates

1994-04-15—Published

1990-08-27—Filed