night vision goggles

Lens magnification ,x

       3                5

Objective lens diameter,mm

   44                   50

Lens system

50mmF/1.2          80mmF/1.7

FOV at distance 100m/110yards,m

  19/63                  16/52

Field of view,deg

   18                 12.5

Focus range,m

1.5 to infinity      1.0 to infinity   

Exit pupil diameter,mm

                        6  

Eyepiece Dioper adjustment,dptr

                    +4,-4

Eye relief,mm

                      15

Power supply,v

     CR-123 3V battery (one)

Battery life IR on,hour

                   Up to 20

Battery life IR off,hour

                   Up to 60  

Overall dimensions,L×H×W,mm/in

183×81×61         203×81×61

Weight,g

    530                 613

Effective Distance

Detection range,m

200/150              220/175

IR power,mw

                       25≤

IR wavelength,nm

                       850

IR effective distance,m

                       25

Environmental Data

IP standard of water-resistence

                      IPX4

Humidity,%

                       93

Operating temperature,

             -30°to+45°

Storage temperature,

            0°to+60°