Image pickup tube devices

Details Image pickup tube devices Image pickup tube devices

1977-06-27

1979-03-20

Murray, Richard

Facsimile and static presentation processing

Facsimile

Recording apparatus

H04N 521

Patent

active

041457226

ABSTRACT:
In an image pickup tube device of the class comprising an image pickup tube including a face plate and a coil assembly surrounding the tube and a bias light source device including a plurality of luminous elements mounted in a hollow circular disc shaped frame, the frame is positioned in coaxial relationship with respect to the image pickup tube device by a recess provided for the frame for receiving the face plate, an annular projection at one end of the coil assembly for receiving the frame, or both.

REFERENCES:
patent: 3590145 (1971-06-01), Schneider et al.
patent: 3600520 (1971-08-01), Slark
patent: 4031551 (1977-06-01), Nobutoki et al.
patent: 4085419 (1978-04-01), Sekiguchi

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