5
3. Specifications
Generation
2+
Magnification, x
2.3
±
0.2
Field of view, degrees
16
Focus range, m
1 -
∞
Objective
lens diameter
, mm
42
Objective F number
1,2
Eye relief, mm
25
Eyepiece focal length, mm
15
System resolution, mrad
1
Dioptric correction
±
4
Tube resolution, standard
high
definition,
lp/mm
36-40
45-64
Camera/video adapter connector, mm
52x1/37x1
Battery
3V Lithium CR2
Battery life, hours:
Without IR
25
With IR
10
Allowed illumination, lx
5x10
-3
- 1x10
-1
Operating temperature,
°
C -25
÷
+40
Dimensions, inches
7.3x3.3x2.6
Dimensions, mm
185x85x65
Weight, viewer only
18 oz; 0.535 kg
NOTE : As the design is being continuously improved some
specifications may differ from those given above.
