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NVG-40/50 / Photonis 4G P45 is a next-generation advanced night-vision system designed for users who demand maximum clarity, comfort, and stability during long-duration missions.
The NVG-40/50 housing combines ergonomics and durability with adjustable interpupillary spacing (40 or 50 mm), ensuring perfect visual alignment.
Photonis 4G White Phosphor (P45) tubes deliver high contrast, crisp white imagery, high resolution, and outstanding performance in variable lighting environments.
⚙️ Technical Specifications
| Parameter | Value |
|---|---|
| Housing | NVG-40/50 (adjustable binocular night-vision system) |
| Tube Type | Photonis 4G White Phosphor |
| Tube Format | 18 mm (ANVIS-compatible) |
| Phosphor | P45 (white) |
| Figure of Merit (FOM) | 2400 – 2800 |
| Signal-to-Noise Ratio (SNR) | ~28 minimum, ~30 typical |
| Resolution (RES) | 64 – 72 lp/mm |
| High-Light Resolution (HLLR) | ~55 lp/mm |
| Halo | ≤ 0.75 mm |
| EBI | ≤ 1.0 |
| Spectral Range | 350 – 1100 nm |
| Auto-Gating | Yes (Fast Auto-Gated PSU) |
| Weight (Housing + Tubes) | ≈ 540 g |
| Power | 1× CR123A / AA / external power port |
| Waterproof Rating | IP67 |
| Folding Mechanism | Full flip-up with automatic power cutoff |
| Tube Lifetime | ~10,000 hours |
Comment / Quality Level
Photonis 4G tubes represent the European premium class, combining the best characteristics of Gen 2+ and hybrid Gen 3 technology:
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high FOM up to 2800,
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exceptional flare control,
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outstanding contrast even in urban, light-polluted environments.
When installed in the NVG-40/50 housing, these tubes reach their full potential: wide field of view, natural binocular perception, and minimal eye fatigue.
This combination is ideal for professional use, extended missions, and operation across diverse climate conditions.
Suitable For
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Special-operations personnel and reconnaissance units needing wide field of view and maximum detail clarity.
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UAV crews and ground surveillance operators requiring stable, high-contrast imagery.
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Aviation pilots and aircrew working in night-flight conditions.
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Security, search-and-rescue, and infrastructure teams operating in minimal illumination or transitional lighting.
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Professional users seeking the optimal combination of comfort, depth perception, and advanced imaging technology.