Results of theoretical analysis conducted to determine fields of view and irradiation patterns of collimator tubes of various shapes indicates, while background flux incident on surface at outlet of tube determined by ratio between diameter and length, shape of tube important in screening out background radiation.
Fields Of View Of X-Ray-Telescope Collimator Tubes
NASA Tech Briefs ; 16 , 7
1992-07-01
Miscellaneous
No indication
English
Collimator-based Fourier-transform imaging
Online Contents | 2009
|Improved collimator for imaging system
NTRS | 1976
|New link octant and collimator
Engineering Index Backfile | 1941
Multibeam collimator uses prism stack
NTRS | 1981
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