Television camera tube

Details Television camera tube Television camera tube

1975-09-17

1977-04-19

Segal, Robert

Electric lamp and discharge devices

Cathode ray tube

Image pickup tube

313384, H01J 3126, H01J 3138

Patent

active

040190838

ABSTRACT:
A television camera tube having background illumination provided by a light diffuser in a space between the anode sleeve and an auxiliary cylinder which coaxially projects into the anode sleeve and which is constructed and marked, on the side facing the target, such that parts of the target are half-shade areas of the light diffuser and a signal derived from the target is homogeneous across the entire target in the case of an homogeneous target illumination.

REFERENCES:
patent: 3628076 (1971-12-01), Weijland et al.
patent: 3925699 (1975-12-01), Banks et al.
patent: 3978365 (1976-08-01), Limper

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