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Night viewing goggles and binoculars |
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The night viewing devices TVN-5 and TVN-5L are designed to provide driving of armoured vehicles at night at natural night light. At low-level illumination (less 3x10"3lx) infrared lighting of the terrain is used. Goggles PNV-57E, PNV-57A, PNV-90V are designed for observation of the terrain when driving motor vehicles, caterpillar tractors, engineering trucks and boats at night. Goggles 1PN63M, PNV-90V-1 are intended for observation and terrain orientation during the hours of darkness. | Specifications | Night viewing devices | | TVN-5 | TVN-5L | PVN-57E | PVN-57A | 1PN63М | PNV-90V | PNV-90V-1 | | Magnification | 1x | 1x | 1x | 1x | 1x | 1x | 1x | | Field-of-vision angle | - | - | 35 | 30 | 40 | 40 | 40 | | in horizontal plane | 34 | 34 | - | - | - | - | - | | in vertical plane | 27 | 27 | - | - | - | - | - | | Periscopic power (mm) | 198 | 213 | - | - | - | - | - | | Range of vision (mm) | 180 | 180 | 70 | 100 | 135 | 100* | 200 | | Resolution (in centre) (mm-1) | 25 | 25 | 33 | 35 | 30 | 33 | 33 | | Diopter focusing (D) | -1±0.5 | -1±0.5 | ±5 | ±5 | ±4 | ±4 | ±4 | | Lens focal length (mm) | 40.7 | 40.7 | 37 | 27 | 20 | 20 | 20 | | Eyepiece focal length (mm) | 45.5 | 45.5 | 15 | 15.9 | 7.81 | 9.43 | 20 | | Power supply voltage (V) | vehicle system | 27 | 27 | 12; 24 | 12; 27 | 12; 27 | 12; 27 | 12; 27 | | self-contained system | - | - | - | - | 1.5 | 3 | 3 | | Overall dimensions (mm) | length | 309 | 318 | 160 | 127 | 186 | 126 | 145 | | width | 150 | 150 | 130 | 105 | 155 | 155 | 118 | | height | 150 | 160 | 85 | 62 | 110 | 98 | 60 | | Overall dimensions of power supply unit (mm) | length | - | - | 133 | 133 | - | - | - | | width | - | - | 62 | 62 | - | - | - | | height | - | - | 81 | 81 | - | - | - | | Weight (kg) | 5.1 | 5.0 | 2.3 | 1.9 | 1.0 | 1.0 | 0.68 | | Location size (mm) | 140x50 | 133.5x44 151x44 | - | - | - | - | - | * interchangeable optics set to increase magnification up to 4x - 7x is possible.
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