| Project | Parameter |
| Types of infrared detectors | Vanadium oxide uncooled infrared focal plane |
| Infrared resolution | 640x512 |
| Infrared response band | 8~14μm |
| Pixel size | 12μm |
| NETD | ≤40mK @F/1.0 |
| Focal length of the lens | 9.1mm |
| IFOV | 1.32mrad |
| Field of view | 29.2°x21.7° |
| Focusing method | Manual focusing |
| Temperature measurement range | Low range :-20°C to +120°C(-4°F to 248°F); High range :120°C to +550°C(248°F to 1022°F) |
| Temperature measurement accuracy | -15°C to 550 °C ±2°C or ±2%; -20°C to -15 °C ±2°C |
| Temperature measurement resolution | 0.1°C |
| Temperature measurement mode | Center point/hot and cold spot tracking |
| Color palette | Rainbow, iron red, red-hot, white-hot, black-hot, dim light, cool color |
| Emissivity setting | Adjustable from 0.01 to 1.00 |
| Thermal imaging frame rate | 25Hz |
| Visible light resolution | 640x480 |
| Display screen size | 3.5 inches (640x480 |
| Image display mode | Infrared/visible light/Dual light fusion/picture-in-picture |
| Device storage | Built-in 32G(approximately 28G of available storage space for users) |
| Store images | jpG |
| Image/video export methods | USB connection to computer export |
| Video format | MP4 |
| Menu language | Chinese, English |
| Battery type | Built-in rechargeable 26650 lithium battery |
| Battery capacity | 5000mAh |
| Working hours | ≥4 hours |
| Power interface | TYPE-C |
| Automatic shutdown time | 5 minutes /10 minutes /20 minutes/No automatic shutdown |
| Working temperature | -10°C~+50°C |
| Storage temperature | -20°C~+60°C |
| Relative humidity | 10%~85%RH(Non-condensing |
| Product weight | 600g |
| Product size | 256mmx95.8mmx128.9mm |





HT-H4609 High-resolution Infrared Thermal imager
HT-H4609 thermal imager packs a 640512 VOx uncooled detector, 12 µm pixel + 40 mK NETD, 8–14 µm band, -20 C to 550 C accuracy, 9.1 mm manual-focus lens, 29.221.7 wide FOV, 25 Hz live imaging, 3.5″ display with seven palettes, 32 GB storage, USB-C fast charge, 600 g light—ideal for industrial, electrical, HVAC and R&D thermography.
High-definition resolution of 640*512:640×512 infrared and 640×480 visible light, dual-light fusion for precise imaging, making minute defects immediately visible. The handheld and portable design is specially designed for industrial maintenance, enabling quick location of electrical and mechanical hazards.
32GB super large memory:With 32GB of super large storage capacity, you can capture thousands of RAW original images and several 4K videos at will. It can accommodate a vast amount of data without being forced to stop due to capacity issues. It supports recording precious moments anytime and anywhere.
Dual-light fusion:The combination of 300,000 visible light pixels and infrared light achieves dual-light fusion, resulting in a clearly visible image.
Seven color palettes:Scientifically choosing the appropriate color palette is conducive to clearly selecting the comparison of temperature details.
5000mAh lithium battery:The working time is ≥4 hours. With long recording and continuous shooting, there is no need to worry about battery life.
3.5-inch screen:The visual experience of the interface has been comprehensively upgraded, with convenient operation and simple control.
Technical Parameter
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