Factory wholesale Night Vision Binoculars Head Mount - Adjustable Night Vision Goggles Military Video Output and Eyepiece Distance – Detyl
Factory wholesale Night Vision Binoculars Head Mount - Adjustable Night Vision Goggles Military Video Output and Eyepiece Distance – Detyl Detail:
Technical Specifications:
| MODEL | DT-NH921 | DT-NH931 |
| IIT | Gen2+ | Gen3 |
| Magnification | 1X | 1X |
| Resolution | 45-57 | 51-57 |
| Photocathode type | S25 | GaAs |
| S/N(db) | 15-21 | 18-25 |
| Luminous sensitivity(μa-lm) | 450-500 | 500-600 |
| MTTF（hrs） | 10,000 | 10,000 |
| FOV(deg) | 42+/-3 | 42+/-3 |
| Detection distance(m) | 180-220 | 250-300 |
| Adjustable range of eye distance | 65+/-5 | 65+/-5 |
| Diopter(deg) | +5/-5 | +5/-5 |
| Lens system | F1.2, 25mm | F1.2, 25mm |
| Coating | Multilayer broadband coating | Multilayer broadband coating |
| Range of focus | 0.25–∞ | 0.25–∞ |
| Auto anti strong light | High Sensitivity, Ultra Fast, Broadband Detection | High Sensitivity, Ultra Fast, Broadband Detection |
| rollover detection | Solid non-contact automatic detection | Solid non-contact automatic detection |
| Dimensions (mm) (without eye mask) | 130x130x69 | 130x130x69 |
| material | Aviation aluminum | Aviation aluminum |
| Weight (g) | 393 | 393 |
| Power supply (volt) | 2.6-4.2V | 2.6-4.2V |
| Battery type (V) | AA(2) | AA(2) |
| Wavelength of infrared auxiliary light source (nm) | 850 | 850 |
| Wavelength of red-explode lamp source (nm) | 808 | 808 |
| Video capture power supply (optional) | External power supply 5V 1W | External power supply 5V 1W |
| Video resolution (optional) | Video 1Vp-p SVGA | Video 1Vp-p SVGA |
| Battery life (hours) | 80(W/O IR) 40(W/IR) | 80(W/O IR) 40(W/IR) |
| Operating Temperature (C | -40/+50 | -40/+50 |
| Relative humidity | 5%-98% | 5%-98% |
| Environment rating | IP65（IP67 Optional） | IP65（IP67 Optional） |
Left and right adjustment: Use your fingers to press the left and right adjustment buttons of the helmet pendant to slide the night vision components horizontally. When adjusted to the most suitable position, release the left and right adjustment buttons of the helmet pendant, and the night vision components will lock this Position, complete left and right horizontal adjustment. As shown in green in Figure ⑦.
Front and back adjustment: When you need to adjust the distance between the night vision goggles and the human eye, first turn the equipment locking knob of the helmet pendant counterclockwise, and then slide the night vision goggles back and forth. After adjusting to the proper position, turn the equipment clockwise to lock Turn the knob, lock the device, and complete the front and back adjustment, as shown in blue in Figure ⑦.
Common Questions:
1.No power
A. please checks whether the battery is loaded.
B. checks whether there is electricity in the battery.
C. confirms that the ambient light is not too strong.
2. Target Image is not clear.
A. check the eyepiece, whether the objective lens is dirty.
B. Check the lens cover open or not ?if at night time
C. confirm whether the eyepiece is properly adjusted (refer to eyepiece adjustment operation).
D. Confirm the focusing of the objective lens ,whether finished adjusted.r (referring objective lens focusing operation).
E. confirms whether infrared light is enabled when the environments all back.
3. Automatic detection not working
A. automatic mode, when glare automatic protection does not work. Please check if the environmental testing department is blocked.
B. flip, the night vision system does not automatically turn off or install on the helmet. When the system is in normal observation position, the system cannot start normally. Please check the position of the helmet mount is fixed with the product. (reference headwear installation).
Noted:
1. Anti-strong light
The night vision system is designed with automatic anti-glare device. It will automatically protect when encountering strong light. Although the strong light protection function can maximize the protection of the product from damage when exposed to strong light, but repeated strong light irradiation will also accumulate damage. So please do not put products in strong light environment for a long time or many times. So as not to cause permanent damage to the product.。
2. Moisture-proof
The night vision product design has waterproof function, its waterproof ability up to IP67 (optional), but long-term humid environment will also slowly erode the product, causing damage to the product. So please store the product in a dry environment.
3. Use and preservation
This product is a high precision photoelectric product. Please operate strictly according to the instructions. Please remove the battery when it is not used for a long time. Keep the product in a dry, ventilated and cool environment, and pay attention to shading, dust-proof and impact prevention.
4. Do not disassemble and repair the product during use or when it is damaged by improper use. Please
contact the distributor directly.
Product detail pictures:
Related Product Guide:
Our products and solutions are greatly recognized and trustworthy by customers and may fulfill constantly changing financial and social requires for Factory wholesale Night Vision Binoculars Head Mount - Adjustable Night Vision Goggles Military Video Output and Eyepiece Distance – Detyl , The product will supply to all over the world, such as: Iran, Argentina, Philippines, By adhering to the principle of "human oriented, winning by quality", our company sincerely welcomes merchants from at home and abroad to visit us, talk business with us and jointly create a brilliant future.
By Sara from Bandung - 2017.08.16 13:39
The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
By King from Pakistan - 2018.09.23 17:37
