Our solutions are broadly acknowledged and dependable by users and may meet consistently developing economic and social requires for Telescope Eyepiece , Night Vision Helmet , Prism Square Surveying Instrument , To acquire a consistent, profitable, and constant advancement by getting a competitive advantage, and by continuously increasing the price added to our shareholders and our employee.
Factory wholesale Vision Goggles Binoculars - 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:
Fast and great quotations, informed advisers to help you choose the correct product that suits all your preferences, a short creation time, responsible top quality control and different services for paying and shipping affairs for Factory wholesale Vision Goggles Binoculars - OEM/ODM 2-12X28 IR Weaver Picatinny Rail Mount Adapter Converter Riflescope – Detyl , The product will supply to all over the world, such as: Portland, New Delhi, Australia, Our business activities and processes are engineered to make sure our customers have access to widest range of products with the shortest supply time lines. This achievement is made possible by our highly skilled and experienced team. We look for people who want to grow with us around the globe and stand out from the crowd. We now have people who embrace tomorrow, have vision, love stretching their minds and going far beyond what they thought was achievable.