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Technical specifications:
MODE | DT-NH921 | DT-NH921s（Thermal fusion） |
Generation | Gen 2+/Gen3(optional) | Gen 2+/Gen3(optional) |
Magnification | 1X(3X/4X/5X) | 1X(3X/4X/5X) |
FOV(°) | 42+/-3 | 42+/-3 |
Adjustable range of eye distance | 65+/-5 | 65+/-5 |
Diopter | +/-5 | +/-5 |
Total Darkness IR System | YES | YES |
Automatic Brightness Control | YES | YES |
Bright Light Cut-off | YES | YES |
Infrared Illuminator | Built-in(850nm 20mW) | Built-in(850nm 20mW) |
IR Indicator | YES | YES |
Low Battery Indicator | YES | YES |
Material | Aviation aluminum | Aviation aluminum |
Power supply(v) | 2.6-4.2V | 2.6-4.2V |
Battery type(v) | AA(2) | AA (2)/ Battery pack |
Operating Temperature（℃） | -40/+50 | -40/+50 |
Relative humidity | 5%-98% | 5%-98% |
Waterproof | IP65（IP67 Optional） | IP65（IP67 Optional） |
Dimensions (mm) (without eye mask) | 130x130x56 | 115x127x69 |
Weight(g) | 356g(housing)/410g(finished) | 398g(housing)/468g(finished) |
| Video output function parameters | ||
| Video acquisition power supply（Optional） | external power source 5V 1W | external power source 5V 1W |
video resolution（Optional） | Video 1Vp-p SVGA | Video 1Vp-p SVGA |
Thermal imaging module parameters | ||
Type of sensor ： | Unrefrigerated long wave infrared thermal radiometer | |
Detector resolution ： | 384x288 | |
Applicable wavelength :um | 8-12um | |
Objective lens focal length: | fixed-focus | |
Objective aperture: | F1.0 | |
Brightness: | adjustable | |
Focusing distance: | 250mm~∞ | |
Image mode: | White heat/black heat/green bottom/red/hook edge | |
Detection distance: (1.7M people) | Detection range: 450M Identification range: 350M | |
Battery Pack: | CR123（A）x4 2.4~4.2V | |
Battery pack supply 5V 1W | Battery pack supply 5V 1W | |
Resolution | Video 1Vp-p SVGA | Video 1Vp-p SVGA |
Thermal imaging | ||
Type of sensor ： | ||
Detector resolution ： | 384x288 | |
Applicable wavelength :um | 8-12um | |
Objective lens focal length: | fixed-focus | |
Objective aperture: | F1.0 | |
Brightness: | adjustable | |
Focusing distance: | 250mm~∞ | |
Image mode: | White/black/green/metal/highlight/outline | |
Detection range: (1.7M people) | Detection: 450M Identification : 350M | |
Battery: | CR123（A）x4 2.4~4.2V | |
Technical specifications:
MODE | DT-NH921 | DT-NH921s（Thermal fusion） |
Generation | Gen 2+/Gen3(optional) | Gen 2+/Gen3(optional) |
Magnification | 1X(3X/4X/5X) | 1X(3X/4X/5X) |
FOV(°) | 42+/-3 | 42+/-3 |
Adjustable range of eye distance | 65+/-5 | 65+/-5 |
Diopter | +/-5 | +/-5 |
Total Darkness IR System | YES | YES |
Automatic Brightness Control | YES | YES |
Bright Light Cut-off | YES | YES |
Infrared Illuminator | Built-in(850nm 20mW) | Built-in(850nm 20mW) |
IR Indicator | YES | YES |
Low Battery Indicator | YES | YES |
Material | Aviation aluminum | Aviation aluminum |
Power supply(v) | 2.6-4.2V | 2.6-4.2V |
Battery type(v) | AA(2) | AA (2)/ Battery pack |
Operating Temperature（℃） | -40/+50 | -40/+50 |
Relative humidity | 5%-98% | 5%-98% |
Waterproof | IP65（IP67 Optional） | IP65（IP67 Optional） |
Dimensions (mm) (without eye mask) | 130x130x56 | 115x127x69 |
Weight(g) | 356g(housing)/410g(finished) | 398g(housing)/468g(finished) |
| Video output function parameters | ||
| Video acquisition power supply（Optional） | external power source 5V 1W | external power source 5V 1W |
video resolution（Optional） | Video 1Vp-p SVGA | Video 1Vp-p SVGA |
Thermal imaging module parameters | ||
Type of sensor ： | Unrefrigerated long wave infrared thermal radiometer | |
Detector resolution ： | 384x288 | |
Applicable wavelength :um | 8-12um | |
Objective lens focal length: | fixed-focus | |
Objective aperture: | F1.0 | |
Brightness: | adjustable | |
Focusing distance: | 250mm~∞ | |
Image mode: | White heat/black heat/green bottom/red/hook edge | |
Detection distance: (1.7M people) | Detection range: 450M Identification range: 350M | |
Battery Pack: | CR123（A）x4 2.4~4.2V | |
Battery pack supply 5V 1W | Battery pack supply 5V 1W | |
Resolution | Video 1Vp-p SVGA | Video 1Vp-p SVGA |
Thermal imaging | ||
Type of sensor ： | ||
Detector resolution ： | 384x288 | |
Applicable wavelength :um | 8-12um | |
Objective lens focal length: | fixed-focus | |
Objective aperture: | F1.0 | |
Brightness: | adjustable | |
Focusing distance: | 250mm~∞ | |
Image mode: | White/black/green/metal/highlight/outline | |
Detection range: (1.7M people) | Detection: 450M Identification : 350M | |
Battery: | CR123（A）x4 2.4~4.2V | |
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