Newcon Optik NVS 22-2XT - Manual (Page 6)

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3. SPECIFICATIONS
Optical
Magnification, x 1
Field of view, degrees 8
Day Scope magnification, x :
Acceptable
Recommended
1-20
3-5
Focus length, mm 110
F-number 1.6
Focus range 20 m to infinity
Image intensifier tube
Type 18mm MCP
Gain, min 25,000
Resolution, lp/mm 54-64
Infrared illuminator (optional)
Type IR diode
Power, mW 75
Illumination angle, degree 8-10
Illumination spectrum, nm 805
Electrical parameters
Power supply 2 AA batteries
Voltage, V 3
Continuous work time, h, min 60
Mechanical characteristics
Dimensions, mm 258 x 80 x80
Weight, g 985
Environmental conditions
Operating temperature range -50ºC to +50ºC
Relative humidity 98%
NOTE: As the design is being continuously improved
some parameters may differ from those given above.