X-ray fluorescent image intensifier

Details X-ray fluorescent image intensifier X-ray fluorescent image intensifier

1987-12-17

1990-01-09

Hannaher, Constantine

Radiant energy

Invisible radiation responsive nonelectric signalling

Luminescent device

260213VT, H01J 3150

Patent

active

048930202

ABSTRACT:
An X-ray fluorescent image intensifier is disclosed, which comprises an input screen for converting an incident X-ray image into photoelectrons, electrodes for accelerating and focusing photoelectrons and an output screen for converting the accelerated and focused photoelectrons. The input screen consists of an input substrate consisting of a lamination of a plurality of mesh plates each having a plurality of apertures, said input substrate having a plurality of through holes consisting of an interconnection of said apertures, and phosphor buried in said through holes, and a photocathode formed on said input substrate with phosphor buried in said through holes.

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patent: 3041456 (1956-11-01), MacLeod
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patent: 3573459 (1971-04-01), Siegmund
patent: 3717764 (1973-02-01), Fujimura et al.
patent: 3783299 (1972-05-01), Houston
patent: 3825763 (1974-07-01), Ligtenberg et al.
patent: 4415810 (1983-11-01), Brown, Sr.
patent: 4626694 (1986-12-01), Sano et al.

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