New Arrival China Military Helmet Mounted Night Vision - OEM/ODM 2-12X28 IR Weaver Picatinny Rail Mount Adapter Converter Riflescope – Detyl
New Arrival China Military Helmet Mounted Night Vision - OEM/ODM 2-12X28 IR Weaver Picatinny Rail Mount Adapter Converter Riflescope – Detyl Detail:
Technical Specifications:
| MODEL | DT-NH821D | DT-NH831D |
| IIT | Gen2+ | Gen 3 |
| Magnification | 1X | 1X |
| Resolution | 45-57 | 51-63 |
| Photocathode type | S25 | GaAs |
| S/N(db) | 15-21 | 18-25 |
| Luminous sensitivity(μa-lm) | 450-500 | 500-700 |
| MTTF（hrs） | 10,000 | 10,000 |
| FOV(deg) | 42+/-3 | 42+/-3 |
| Detection distance(m) | 180-220 | 250-300 |
| 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 broadband detection | High sensitivity broadband detection |
| rollover detection | Solid non-contact automatic detection | Solid non-contact automatic detection |
| Dimensions | 115x183x54 | 115x183x54 |
| Material | Aviation aluminum | Aviation aluminum |
| Weight（no battery） | 605 | 605 |
| Power supply | 2.6-4.2V | 2.6-4.2V |
| Battery type | AA(2) | AA(2) |
| Battery life（H） | 80(W/O IR) 40(W/IR) | 80(W/O IR) 40(W/IR) |
| Operating Temperature（℃） | -40/+50 | -40/+50 |
| Relative humility | 5%-98% | 5%-98% |
| Environment rating | IP65（IP67 optional） | IP65（IP67 optional） |
Objective lens replacement
The night vision system supports the replacement of different magnification lenses to meet the requirements of different observation distances. When replacing the objective lens, the objective lens is rotated counterclockwise. Remove the object lens mounted on the night vision instrument. Then the objective lens that needs to be replaced is rotated clockwise to be installed on the host of the night vision instrument.
Product detail pictures:
Related Product Guide:
We will make every effort to be outstanding and perfect, and accelerate our steps for standing in the rank of international top-grade and high-tech enterprises for New Arrival China Military Helmet Mounted Night Vision - OEM/ODM 2-12X28 IR Weaver Picatinny Rail Mount Adapter Converter Riflescope – Detyl , The product will supply to all over the world, such as: Armenia, Mombasa, Jamaica, Each product is carefully made, it will make you satisfied. Our products in the production process have got strictly monitored, because it is only to provide you the best quality, we will feel confident. High production costs but low prices for our long-term cooperation. You can have a variety choices and the value of all types are same reliable. If you have any question, do not hesitate to ask us.
By Elvira from Indonesia - 2018.06.26 19:27
The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
By Norma from French - 2017.11.29 11:09
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