Specification

Model 

NVM14

Magnification

1X

Field of View

38°

Lens system

26.8mm F/1.2

Focus range

0.25m to infinity

Eye relief distance

2mm

Diopter setting

+5, -5

Overall dimensions

105*67*50 mm

Weight

278g

Power supply

1 * CR123

Estimated battery life (without IR)

40h

Image Intensifier Tube

Classification

Gen2+

Gen3 (Optional)

Photocathode type

18mm S-25

18mm GaAs

Photocathode sensitivities, typical, uA/lm

600-900

1300-1800

Resolution, typical, lp/mm

51-57

64

Luminous gain, typical, fl/fed

19000-30000

45000-55000

Signal-to-noise ratio, typical

18～23

23-30

FOM, typical

1400-1600

1800-2500

Tube reliability standard, hour

10000

12000

Keep time, typical, year

10

15

Warranty, year

1

Effective Distance (Human)

Classification

Gen2+

Gen3 (Optional)

Detection range, approx, m

                 -Quarter moon

up to 220

up to 300

                 -Cloud cover

up to 175

up to 250

Recognition range, approx, m

                 -Quarter moon

up to 145

up to 225

                 -Cloud cover

up to 115

up to 175

Mark: Environment condition 10^-3 LUX

Environment Data

Operating temperature, °C

-40 to +50

Storage temperature, °C

-50 to +70

Immersion, hour

1 meter for 0.5h (optional)

Humidity, %

98%