Product description Onick NVG-S is portable and multifunctional night vision monocular with high resolution,small in size,light in weight .Magnification can be changed by replacing different objective lens, 1x and 3x are available.It can be equipped with digital camera, video recorder,CCD video camera and use super Gen 2+ and 3 Russian sophisticated Image Intensifier Tube with Anti-glare,function and built-in IR Illuminator,It can be widely used for military observation,sea defence,frontier reconnaissance,surveillance, suppress smuggling,drugs and traffickers seizure,security check ect,and also can be used in other low light condition. KEY FEATURES 1.High magnification 2.Long range viewing 3.Fully multi-coated optics 4.Superior resolution 5.Durable rubber armor 6.Built-in infrared illuminator 7.Reliable and easy to use Product information IIT 2+ Observation distance, m 175~200 Magnification 1 Angular field of view, degree ±2 Diopter Adjustment 5 Resolution, lp/mm min- max 57-72 Supply voltage, V (2 universal batteries) 3 Active performance period without IR illumination, min, hours 80 Active performance period with IR illumination, min, hours 40 Output pupil diameter, mmï¼?20 Output pupil relief, mmï¼?25 Monocular weight (with 1 battery), no more, gï¼?320 Mask weight, no more, gï¼?180 Bag weight, g 250 Ambient conditions Operating Temperature Range, ±40 Relative Humidity at 98% Shock resistance 5g Water resistance 2.0 �¼ (2 hours) Dimensions: 118x48x69 mm Operating mode switch and batteries compartment cover are easy to use even when operating in gloves. Monoculars are performed as corrosion-proof. Low battery indicator. R-on indicator. Possible mounting on a right/left side.