Coil assembly for zoom operation produces axial magnetic flux density that decreases in strength from photocathode to target. This results in magnification factor greater than unity. To extend magnification range, field is reversed in direction between object and image planes.
Magnifying image intensifier
NASA Tech Briefs ; 1 , 4
1977-03-01
Miscellaneous
No indication
English
NTIS | 1976
|NTRS | 1978
|NTIS | 1976
|NTIS | 1973
|NTRS | 1970
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