NTTRS-75-640 is the top-tier ultra-long range thermal rifle scope in the NTTRS series, featuring a 640x512@12μm detector and 75mm F1.0 objective lens with up to 7000m human target detection and 1700m recognition range. It has 4.2×optical and 8×digital zoom, 64GB memory and extreme temperature resistance, designed for long-distance strategic nighttime observation and aiming.
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The lightweight infrared sight can search, observe and accurately aim at targets at night. It can be widely used in various combat fields such as sea, land and air, and is suitable for various firearms. The sight is small in size, light in weight.
Resolution of Infrared Detector | 640×512/12μm |
Objective lens | 75mm/F1.0 |
Detection Range | ≥7000m ( human) |
Recognition distance | ≥1700m ( human) |
FOV | ≥5.5°×4.5° |
Imaging distance | 10m~∞ |
Optical zoom | 4.2 × |
Digital zoom | 1 × ~8 × |
Diopter Adjustment | -5SD~+5SD |
Eye Relief | 49mm ( ±4mm) |
Battery Life | ≥5h |
Battery | 4xCR123A |
OLED Display | 1024×768@7.8um |
Memory | 64G |
Size | 240×95× 105 ( mm) |
Weight | ≤1200g |
Working temperature | -40℃~+50℃ |
Storage temperature | -50℃~+70℃ |



