The Professional Choice Since 2006. Night vision goggles NV/G-14 (2+) Professional Light and comfortable. Image intensifier tube: generation 2+ Visible magnification: x1 Angular field of view : 36 deg Resolution power: 4,6 ang/min Diopter adjustment range of the oculars: ±4 dptr. Focusing range of the objective: from 0.25 m to Interpupillary distance: 66±1mm Supply voltage: from 1.2 to 3.0 V Power source: one battery or rechargeable battery of AA type-size Operating temperature range: from minus 40 to plus 50 ° Built-in IR-illuminator Dimensions, mm 157x68x80 Weight (goggles ...