Gamma ray camera
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United States of America Patent
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-
Sep 9, 1980
Grant Date -
N/A
app pub date -
Mar 10, 1978
filing date -
Mar 10, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An Anger gamma ray Camera is improved by the substitution of a gamma ray sensitive, proximity type image intensifier tube for the scintillator screen in the Anger camera, the image intensifier tube having a negatively charged flat scintillator screen and a flat photocathode layer and a grounded, flat output phosphor display screen all of the same dimension (unity image magnification) and all within a grounded metallic tube envelope and having a metallic, inwardly concaved input window between the scintillator screen and the collimator.
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