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NVS 6
MANUAL
Page 3
2 MAIN DATA
2.1 Specifications of the NVS 6 are presented in Table 1.
Table 1
Specification Characteristic
1 Field of view (FOV), minimum 40 deg
2 Magnifying power 1 X
3 Resolving power limit of the image intensifier
tube, as measured in the center of FOV, minimum
50 lines per mm
4 Dioptric setting range of eyepieces, minimum -6/+2 D
5 Interpupilary distance range 52 to 72.7 mm
6 Lens focusing distance range 0.25 m to infinity
7 Power supply:
– From helicopter DC electrical system via a
voltage converter
24.0 to 29.4 V
– From two batteries of type size AA R6 1.5 V
or rechargeable batteries
2.2 to 3.2 V
8 Current consumed with the unit powered from
helicopter electrical system, maximum
100 mA
9 Power consumed with the unit powered from
helicopter electrical system, maximum
3 W
10 Continuous operation time of the unit powered
from the built-in independent power source without
changing the batteries (within the entire operating
temperature range), minimum
3 h