Television – Camera – system and detail – Optics
Patent
1995-04-13
1997-12-30
Faile, Andrew
Television
Camera, system and detail
Optics
396 51, H04N 5225
Patent
active
057036438
ABSTRACT:
A device intended to be associated, on the one hand, with a viewfinder, on the eyepiece side thereof, and, on the other hand, with a calculating mechanism, to form a system making it possible to determine at every instant that portion of a field sighted by the eye of an observer through the viewfinder. The device is arranged on the image side of the eyepiece of the viewfinder and includes a splitter element associated with a thick optical plate whose parallel faces are orthogonal to the optical axis of the finder.
REFERENCES:
patent: 5311225 (1994-05-01), Acier et al.
patent: 5321456 (1994-06-01), Yoon
Journal Of The Optical Society of America, vol. 48, No. 7, Jul. 1958, pp. 439-445.
Adda Maurice
Bernoux Franck
Lassalle Martine
Merle Jean-Pierre
Aerospatiale - Societe Nationale Industrielle
Faile Andrew
Onuaku Christopher
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