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The PS31 is a dual-channel night vision system. With a 40° field of view, it provides a large visual field without needing to move the binoculars. The PS31 uses advanced multi-coated optics and is built to last with a compact composite housing.
Lightweight & compact
For hands-free use of the NVG, it can be installed to many various mounts
Operating from a single AA alkaline battery or CR123A battery, the NVG can run up to 20 hours
Suit for Gen2+ and Gen3 18mm 37mm*31mm inverter tubes.
This product can be purchased as a complete unit or sold separately. You can buy only the housing (all parts except the image intensifier tube), or just the eyepieces and objective lenses, and accessories separately.
| Model Number | PS31 |
| Image tube level | Gen2+ |
| Resolution (lp/mm) | 45-57 |
| Photocathode type | S25 |
| signal to noise ratio (decibel) | 18-21 |
| Optical sensitivity (micro - A / lumens) | 550-700 |
| Lens - coating type | Ultra - broadband multilayer penetration membrane |
| Amfication fication | 1x |
| Field of view (degree) | 40 |
| Visual adjustment range (deflection) | 5/-5 |
| Lens system | F1.2,25.8mm |
| Physical objective adjustment range (m) | 0.25--∞ |
| Supply voltage (v) | 2.0-4.2 |
| Led Indicators | Low battery; IR On |
| Automatic brightness function | Yes: |
| Battery cover spring embedded design | Yes: |
| Built - in infrared indicator light | Yes: |
| Dimensions (mm) | 178X115X58 With eye cap |
| Weight (g) | 562G |
| Power supply (v) | 2.0-4.2V |
| Battery type (v) | 1 CR123A battery / battery box (Built-in 4 CR123A batteries, can be purchased for a fee) |
| Battery life (hrs) | 80(w/o IR) |
| 40(w IR) | |
| Operating temperature (°C ) | ~40°C to +50°C (-40°F to +122°F) |
| Storage temperature(°C ) | ~50°C to +50°C (-58°F to +122°F) |
| Environmental rating | IP66(IP67 Optional) |
| Package Includes | Night Vision Binoculars,Lens Tissue Operators Manual(Battery adapter,Packing Box,Soft Carrying Case,head mount and helmet mount optional) |