Products
The LD-NVG31 night vision binocular is a cost-performance night vision device with an optional 50 ° wide field of view designed for clear observation in all dark conditions. It is equipped with two NNVT high-performance image intensifier tubes, which can present clear images in extremely dark conditions, and the imaging effect far exceeds traditional PVS-31 and other similar models. The body adopts a lightweight design, weighing only 480g (about 16.9 ounces), comfortable to wear, suitable for long-term field patrols, tactical missions, or night adventures. The LD-NVG31 night vision binocular is an attractive choice among affordable night vision binocular devices.
Compatible with standard 18mm image intensifier tubes, available in green or white phosphor for selection.
| Gen2+ Image intensifier tube | ||||
|---|---|---|---|---|
| FOM | FOM1400+ | FOM1600+ | FOM1800+ | FOM2000+ |
| SNR(dB) | 23 | 25 | 28 | |
| Resolution(lp/mm) | 60 | 64 | 68 | |
| Gain(cd/m²/lx) | 8000-12000 | 12000-20000 | ||
| Gen3 Image intensifier tube | ||||
| FOM | FOM1200+ | FOM1400+ | FOM1600+ | FOM1800+ |
| SNR(dB) | ≥22 | ≥25 | ≥28 | |
| Resolution(lp/mm) | ≥51 | ≥55 | ≥60 | ≥64 |
| Gain(cd/m²/lx) | 8000~20000 | 11000~20000 | 12000~20000 | |
| Electric | ||||
| Battery type | CR123/AA | |||
| Voltage range | 1.5-4.2V | |||
| Switch model | ON/IR/AUTO | |||
| Power | ＜0.1W | |||
| Auto function | Filp up/down, flip aside | |||
| Working time | 40-100H | |||
| IR illuminator | 850nm 20mW | |||
| IR indicator | Yes | |||
| Optical | ||||
| Magnification | 1X | |||
| FOV | 40+/-2° | |||
| Optical distortion | 1% Max | |||
| Diopter range | ±5° | |||
| Optical system | F1.18 25mm | |||
| Focus range(M) | 0.25–∞ | |||
| Eye relief | 30mm | |||
| Optical MTF | 120LP/mm | |||
| Structure | ||||
| Focus type | Manual | |||
| IPD range | 50-85mm | |||
| IPD lock type | Manual | |||
| Temperature range | -40–+55℃ | |||
| Humidity range | 5%-95% | |||
| Waterproof standard | IP65 | |||
| Size | 115x105x85mm(close) | |||
| Weight | 480g | |||
* This product complies with MIL-STD-810G quality standards and is not subject to ITAR export control restrictions.
The full body made by high quality plastic military standard quality, the tubes easy to buy at North American and European, please send inquiry through below contact form, you will got reply in 12 hours. Thanks
