Tilted array with parallel cold shield
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United States of America Patent
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Mar 21, 1989
Grant Date -
N/A
app pub date -
Dec 1, 1987
filing date -
Dec 1, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A cold shield for an array of detectors of predetermined shape comprising a first cover of radiation blocking material formed with parallel rows of apertures and lying a first distance away from the detectors and a second cover of radiation blocking material formed with a plurality of apertures of generally the predetermined shape therethrough and lying a second distance, smaller than the first distance, away from the detectors so as to minimize background radiation from reaching the detectors while permitting desired radiation approaching the array from any of a plurality of angles to reach the detectors.
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