Guide Sensmart TD Gen2 Series TD411 TD421 TD431 Thermal Infrared Monocular
TD Gen2 Series follows the design of traditional optical equipment. It is a lightweight, portable, simple operation with a wide range of application scenarios for handheld thermal imaging monoculars. With a high-brightness OLED display, TD Gen2 Series provides clear imaging and a comfortable viewing experience with a battery life of up to 10 hours, making it the ideal equipment for outdoor night vision.
| Product Parameters Comparison | |||
| Product model | TD411 LRF | TD421 LRF | TD431 LRF |
| Sensor | |||
| Type | Uncooled VOx Infrared Detector, 8 to 14 μm | ||
| Resolution | 384 × 288, 12 μm | ||
| NETD | ≤40mK | ||
| Frame rate | 50 Hz | ||
| Lens | |||
| Focal length | 19 mm; F1.0 | 25 mm; F1.1 | 35 mm; F1.0 |
| Field of view | 13.6° × 10.3° | 10.4° × 7.9° | 7.5° × 5.6° |
| Optical zoom | 1.4x | 1.9x | 2.6x |
| Digital zoom | 1x, 2x and 4x | ||
| Focus | Manual | ||
| Display | |||
| Display type | 0.23’’ AMOLED | ||
| Resolution | 640 × 400 | ||
| Eyepiece | Exit pupil distance≥12 mm; Diopter: -4 to +2; Zoom: 18x | ||
| Video output | Analog video | ||
| Detection Range | |||
| Detection range | 800 m | 1000 m | 1400 m |
| Hardware | |||
| Laser rangefinder | Max. measuring range: 600m | ||
| Functions | |||
| Scene modes | Enhanced, Highlight and Natural | ||
| Color palettes | Black Hot, White Hot, Red Hot, Iron Hot, Blue Hot | ||
| PIP | Available | ||
| Hot spot tracking | Available | ||
| Rough ranging | Available with APP | ||
| WIFI | 2.4 G | ||
| Supported Application | TargetIR | ||
| Firmware OTA | Upgrade device firmware via app connection | ||
| Others | PIP, Hot spot tracking | ||
| Power | |||
| Battery type | Single, replaceable 18650 battery | ||
| Operating time | ≥ 10 hours | ||
| Interface | |||
| USB | USB Type-C | ||
| Video interface | USB Type C | ||
| Mechanical interface | UNC ¼”-20 (Tripod mounting), Mechanical expansion interface | ||
| 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) | ||
| Drop | 1 m | ||
| Encapsulation | IP66 | ||
| Certification | IP66, FCC, CE, RoHS, EAC, WEEE, un38.3, IEC 60825-1 Class 2 | ||
| Physical | |||
| Weight | ≤383 g | ≤360 g | ≤393 g |
| Size (L × W × H) | 150×75×74 mm | 150×77×74 mm | |
| Standard | A device, lens cover and lanyard, Battery charger, single 18650 battery, USB Type-C cable, Wrist strap, Carry bag, Eye mask, Quick use guide, Warranty card | ||
