6
3. SPECIFICATIONS
Unit specifications
Model
2XT
4x / 5x / 8x
3XT
4x / 5x / 8x
Image Intensifier Tube
(IIT)
Gen. 2+
Gen. 3
Apparent field of view
10º / 8º / 5º
Eye relief
25 mm
25 mm
4x / 5x / 8x Objective
focal length / F-number
100 mm - F1.5 / 130 mm - F2.3 / 216.4 mm - F2.0
Interpupillary distance
57-73 mm
Focus range:4x / 5x / 8x
10 m -
/ 10 m -
/ 20 m -
Dioptric correction
±5
Battery type
2 standard AA batteries
Battery life
Over 80 hours without IR; over 30 hours with IR
Low battery indicator
√
IR ON indicator
√
Waterproof
MIL-STD-810
Sizes: 4x / 5x / 8x
165x120x70 mm / 230x136x82 / 240x130x130 mm
Weight: 4x / 5x / 8x
0.690kg / 0.800kg / 1.470 kg
NOTE: As the design is being continuously improved the actual
specifications may be better than those given above.