









Guide TD421 Night Vison Thermal Monocular
Detector | |
Detector Type | VOx, 8 to 14 μm |
Detector resolution | 384 × 288, 12 μm |
Frame rate | 50Hz |
NETD | ≤40mk |
Lens | |
Focal Length | 25 mm; F1.1 |
Field of view | 10.4° × 7.9° |
Optical zoom | 1.9x |
Digital zoom | 1x,2x,4x |
Focus | Manual |
Power | |
Battery type | Single, replaceable 18650 battery |
Battery life | ≥ 10 hours |
Interface | |
USB | Type C (USB 2.0 standard), supporting analog video and power supply |
Video interface | USB Type C |
Display | |
Display type | 0.23’’ OLED |
Resolution | 640*400 |
Eyepiece | Monocular, exit pupil distance≥12 mm, diopter adjustment: -4 to+2 |
Eyepiece zoom | 18x |
Video output | Analog video |
Functions | |
Hot spot tracking | Available |
Rough ranging | Available with APP |
PIP | Upper left, Upper middle, Upper right, Closed |
Scene modes | Enhanced, Highlight and Natural |
Color palettes | Black Hot, White Hot, Red Hot, Iron Hot, Blue Hot |
Compensation modes | Automatic, shutter and scene compensation |
WIFI | Transmission of real-time video via WIFI for remote control in the 2.4G frequency band and within 15 meters |
Environmental | |
Storage temperature | -30 °C to 60 °C |
Humidity | 10 % to 95 % non-condensing |
Shock | 30 G at 11 ms half sine pulse (as per IEC60068-2-27) |
Vibration | 10 Hz~150 Hz~10 Hz 0.15 mm (as per IEC60068-2-6) |
Drop | 1m |
Encapsulation | IP66 |
Certification | IP66, FCC, CE, RoHS, EAC, WEEE, un38.3, IEC 60825-1 Class 2 |
Detection Range | |
Detection range | 1000m |
Physical | |
Weight | ≤325 g |
Size (L × W × H) | 150×45×74 mm |

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