Untitled document The NZT 22 provides the highest quality, clearest optics and best over all performance in its class. This is one of the most affordable systems on the market, an excellent choice for law enforcement, recreational or personal use. Two image intensifier tubes provide real stereo vision. Specifications: | NZT-22 | Generation | 1 | Magnification | 1.15 | Field of view | 36° | Dioptric correction | ±5 | Power supply | 3V lithium( CR 123) | Battery life, hours | 100 (Without I/R)50 (With I/R) | Dimensions, mm | 180 x 120 x 170 | Weight, kg | 0.740 | |