Model | NVB23 | NVB33 |
IIT | Gen 2+ | Gen 3 |
Resolution (lp/mm) | 48-64 | 64-72 |
Photocathode type | S25 | GaAs |
S/N(dB) | 17-21 | 21-24 |
Luminous sensitivity(μA/lm) | 550-650 | 1500-1800 |
MTTF(hrs) | 10000 | 10000 |
Magnification | 5X | 5X |
FOV(deg) | 15 | 15 |
Diopter adjustment | +5/-5 | +5/-5 |
Detection distance (m) | 660-720mm | 660-720mm |
Lens system | F1.2, 60mm | F1.2, 60mm |
Range of focus(m) | 2--∞ | 2--∞ |
Dimensions(mm) | 235 x 77x 125 | 235 x 77x 125 |
Weight (g) | 1581 | 1581 |
Power Supply (v) | 2.0-4.2 | 2.0-4.2 |
Battery Type | CR123A (1) or AA (1) | CR123A (1) or AA (1) |
Battery life(hrs) | 80 (w/o IR)40 (w IR) | 80 (w/o IR)40 (w IR) |
Operating（°C） | -50/+60 | -50/+60 |
Temperature(°C) | -50/+70 | -50/+70 |
Environmental rating | IP65 | IP65 |
Warranty | 1 year | 1 year |
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