Electron tube having a photoelectric screen

Details Electron tube having a photoelectric screen Electron tube having a photoelectric screen

1981-10-20

1983-12-20

Moore, David K.

Electric lamp and discharge devices

Photosensitive

With optical device

313523, 313544, 250215, H01J 4000

Patent

active

044220081

ABSTRACT:
An electron tube which comprises a metal vacuum envelope, a metal high energy ray input window fitted to the envelope, and photoelectric screen held in the envelope at a point close to the high energy ray input window, and which is characterized in that a semiconductor photosensor is set at that position within the vacuum envelope which lies near the peripheral edge of the photoelectric screen and to which a material constituting the photoelectric screen can be deposited, said photoelectric screen comprising a sealed container provided with a light input window and a semiconductor element received in the container.

REFERENCES:
patent: 4331898 (1982-05-01), Shimizu et al.

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