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Nora NVG-NH8XX Gen 2/Gen 3 Single-Tube Monocular Night Vision Device with Rotary Control for Tactical and Outdoor Applications
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The Nora NVG-NH8XX Multi-Functional Low-Light Night Vision Device is a new-generation high-performance night vision system developed based on advanced optoelectronic technology. Equipped with a high-performance Gen 2/Gen 3 image intensifier tube, the device delivers excellent nighttime imaging performance, high-resolution clarity, low power consumption, compact size, lightweight design, and simple, flexible operation.
By replacing different objective lenses or attaching magnifiers, the NVG-NH8XX can provide multiple magnification options to meet various observation requirements at different distances and in diverse application scenarios. The device supports connection with digital cameras, cameras, video recorders, and other image acquisition equipment. It can be mounted on firearms with dedicated scope mounting accessories or used independently as a standalone night vision observation device.
The night vision device features a built-in infrared auxiliary illuminator and an automatic bright-light protection system, enhancing operational safety and reliability under complex lighting conditions. With outstanding performance, wide application versatility, and excellent cost-effectiveness, the Nora NVG-NH8XX is widely used for tactical reconnaissance, outdoor observation, hunting, security surveillance, nighttime patrol, and other low-light applications.
Technical Specifications
Model NVG-NH821 (823/824/825) NVG-NH831 (833/834/835) Image Intensifier Grade Gen 2+ Gen 3 Magnification 1X (3X/4X/5X optional) 1X (3X/4X/5X optional) Resolution (lp/mm) 58-64 64-72 Photocathode Type S25 GaAs Signal-to-Noise Ratio (dB) 18-24 25-30 Optical Sensitivity (μA/lm) 600-800 800-1000 Mean Time Between Failures (MTBF, hours) 10,000 10,000 Field of View (°) 42 ± 3 42 ± 3 Observation Distance (m) 180-220 250-300 Reticle Built-in (Optional) Built-in (Optional) Eyepiece Diopter Adjustment Range (D) -1 -1 Lens System F1.2, 25mm F1.2, 25mm Optical Coating Multi-layer broadband ultra-vacuum ion anti-reflection coating Multi-layer broadband ultra-vacuum ion anti-reflection coating Objective Focus Range (m) 0.25–∞ 0.25–∞ Automatic Bright Light Protection High-sensitivity, ultra-fast broadband detection High-sensitivity, ultra-fast broadband detection Flip Detection Fully solid-state, non-contact automatic attitude recognition Fully solid-state, non-contact automatic attitude recognition Dimensions (mm) (excluding eyecup) 115 × 69 × 54 115 × 69 × 54 Material Full aviation-grade aluminum alloy Full aviation-grade aluminum alloy Weight (g) (without battery) 203g (housing) / 268g (complete unit) 203g (housing) / 268g (complete unit) Operating Voltage (V) 2.6-4.2V 2.6-4.2V Battery Type 1 × CR123 lithium battery 1 × CR123 lithium battery Continuous Operating Time (hours) 80 (IR off) / 40 (IR on) 80 (IR off) / 40 (IR on) Operating Temperature Range (℃) -40 to +50 -40 to +50 Relative Humidity 5%-98% 5%-98% Dust & Water Protection Rating IP65 (IP67 optional) IP65 (IP67 optional) 
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