Night vision monocular DN37 is intended for application together with day devices, video and photo cameras and makes it possible to observe in the twilight and at night. Special high-contrast and high-aperture optics provide a high quality image throughout the field of view. There is a possibility to use the 2+/3 generation image tube of the leading world producers. The construction of DN37 bracket allows to attach it quickly and safely to the majority of the well known day lenses.
Features:
- body made of light alluminium alloys;
- small size and weight;
- a high aperture and contrast transfer function lens;
- kit of different diameter mounts for lenses of day devices.

Tube, generation 2+
Lenses, focal length, mm F50/1.25
Magnification 1x
Objective lens diameter, mm 40
Angle of vision, degr 19
Exit pupil diameter, mm 21.2
Supply voltage/type of batteries 3V/ CR123A
Operating time (without IR), hour 54
Multiplicity of the day scopes: acceptable / optimum 1-10/ 4-7
Operating temperature range, °C  -20 ... +50
Maximum impact load, g 600
Degree of protection according to IEC 60529 (by order) IPX6 (IPX7)
Dimensions, mm 138 x 69 x 81
Weight, kg 0.53