Lenses, focal length, mm
F20/1.2
Angle of vision, degree
50±2
Diopter adjustment, dptr
±4
Interpupillary distance
59…70
Power supply, type of batteries
3 V / CR123A
Operating time (without IR), hour
56
Built-in IR illuminator: type /wavelength (nm) / power (mW)
Diode / 880 / 40
Operating temperature range, °C
-10…+50
Detection range (object 0,5х1,8m; light exposure 0,003 lux), m
up to 170
Degree of protection according to IEC 60529
IPX5
Dimensions (without helmet mask), mm
147x 124 x 55
Weight (without helmet mask), kg
0,45