CE certificate Night visison devices Reliable and easy to use built in automatic shut off system mental housing lens

Our Nightfall is night vision devices.By utilizing their high magnification,excellent optical systems and advanced Gen 1 image intensifier tube, the Nightfall will bring you quite bright and sharp images.

The durable,rubber armor housing is perfectly fit for harsh field conditions and some outdoor activities for civilian use and military use, such as hunting ,climbing ,fishing ,camping  and viewing at low light condition, also can be used for forest-fire prevention,public security,armed police,custom,frontier defence,suppress smuggling,drug smuggling investigation and night patrol for guards,helping investigation and obtaining evidence etc.In one word,Nightfall are fantastic night vision units,Theyre just for you! Specifications:

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/3.6V 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°