Optical system for a color television camera

Details Optical system for a color television camera Optical system for a color television camera

1975-04-30

1976-03-16

Griffin, Robert L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358 55, H04N 909

Patent

active

039450341

ABSTRACT:
An optical system for a color television camera device, wherein a first color-selecting filter is located in a substantially afocal light beam between the front group and the rear group of the relay portion; a first color component light separated by a first color-separating filter forms a first color component image on a first pickup tube with the aid of the first rear group of the relay portion; the light containing the remainder of the color components separated by the first color separating filter is directed to the second rear group of the relay portion; the light from the second rear group containing the abovementioned remainder of the color components is directed to a second color-separating filter; the lights containing second and third color components separated by the second color-separating filter are respectively directed to second and third pickup tubes; and these second and third lights form second and third color component images on second and third pickup tubes with aid of the second rear group of the relay portion.

REFERENCES:
patent: 2053224 (1936-09-01), Reason
patent: 2971051 (1961-02-01), Back
patent: 3293357 (1966-12-01), Doi et al.
patent: 3547521 (1970-12-01), Ichizuka et al.
cox, Arthur A System of Optical Design, 1964, p. 428.

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