The DT-NH8xx night vision device is an ideal equipment for public security departments, armed police forces, special police forces, and guarding patrols.
MODEL | DT-NH825 | DT-NH835 | |
IIT | Gen2+ | Gen3 | |
Magnification | 5X | 5X | |
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) | 12+/-3 | 12+/-3 | |
Detection distance(m) | 580-650 | 650-700 | |
Graduation cursor | Internal (optional) | Internal (optional) | |
Diopter | +5/-5 | +5/-5 | |
Lens system | F1.5 Ф65 FL=90 | F1.5, Ф65 FL=90 | |
Coating | Multilayer broadband coating | Multilayer broadband coating | |
Range of focus | 10M–∞ | 10M–∞ | |
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) | 220x72x65 | 220x72x65 | |
Material | Aviation Aluminum Alloy | Aviation Aluminum Alloy | |
Weight (g) | 535 | 535 | |
Power supply (volt) | 2.6-4.2V | 2.6-4.2V | |
Battery type (V) | CR123A(1) | CR123A(1) | |
Battery life (hours) | 80(W/O IR) 40(W/IR) | 0(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) |