IMAGE INTENSIFIER V8A1- C
Image Intensifier are made in a glass bulb, have two-electrode electrostatic system, the photocathode S-20 with spectral characteristics in the field of 350 ¸ 900 nm , the sulphidic screen with yellow-green color of a luminescence, are applied to amplification of image brightness in night vision devices at natural night light conditions exposure or with application of infra-red illumination.
Tube Characteristics

|
Type of photocathode
|
SbkNaCs
|
|
Working anode voltage , kV
|
19
|
|
Useful photocathode diameter , mm
|
24
|
|
Magnification
|
0,47
|
|
Limiting resolution in center, lp/mm
|
40
|
|
Working resolution at 1mlx
|
28
|
|
Image alignment mm max
|
0.5
|
|
Sensitivity of the photocathode, µ ? /lm:
with the red filter KS-27
|
80
|
|
Life time hrs
|
1000
|
|
Operating temperature min/max, ° ?
|
-40 - +40
|
|
Shock acceleration, g
|
150
|
Size of spots:
|
Zone
|
Zone diameter , mm
|
Spot diameter , mm
|
General area
of spots, mm 2
|
|
Not
spesified
|
spesified
|
|
Diameter
|
Number of spot
|
|
1
|
12,0
|
0,0 3
|
0, 1
|
1
|
0,0 08
|
|
2
|
12,0-19,2
|
0,0 5
|
0, 15
|
2
|
0, 036
|
|
3
|
19,2-24,0
|
0.15 0.235 1 0.0433
|
|