| Model | S301 | ||
| Detector Type | VOx | ||
| Infrared Image Resolution | 256×192 | ||
| Pixel Size | 12 μ m | ||
| NETD | <50mK@25℃, f#/1.0, 20Hz | ||
| Frame Rate | 50Hz | ||
| Field Angle | 11.7° × 8.8° | ||
| Focal Length | 15mm | ||
| Focusing Mode | Manual | ||
| Display Screen Type | OLED | ||
| Visible Image Resolution | 800*600 | ||
| Display Screen Size | 0.32 Inch | ||
| Magnification | 1X/2X/4X | ||
| Detection Distance(Human) | 1417m | ||
| Detection Distance(Vehicle) | 3750m | ||
| Identification Distance(Human) | 254m | ||
| Identification Distance(Vehicle) | 938m | ||
| Color Palette | White Hot,Black Hot,Fire Hot,Rainbow, Iron Red,Cold Color,Glimmer | Image/Video Format | JPG/MP4 | 
| PIP | Support | USB Interface | Charge/Export images and videos/CVBS | 
| Language | Simplified Chinese/Traditional Chinese/English | WiFi Hotspot | Support | 
| Storage | Built-in 16G | Battery Type | 3200mAh(Removable, Model 18650) | 
| Photo | Support | Power Consumption | ≤1.1W | 
| Video | Support | Battery Life | ≥5hours | 
| Working Temperature | -20℃ to 60℃ | ||
| Storage Temperature | -30℃ to 70℃ | ||
| Protection Level | IP65 | ||
| Product Size | 160.5mm×56.3mm×74.1mm | ||
| Product Weight | About 360g | ||



HT S301 Handheld Thermal Monocular
This product is a single-lens infrared thermal imager specifically designed for outdoor operations. It incorporates a high-performance 15mm objective lens and integrates six professional color modes: White Hot, Black Hot, Red Hot, Rainbow, Iron Red, and Low Light. As a lightweight monocular handheld infrared telescope, it delivers outstanding detection performance, capable of identifying human targets up to 1,400 meters away and vehicle outlines at distances of up to 3,700 meters. The device combines low-power technology with an extended endurance architecture, providing approximately 5 hours of continuous operation on a single charge, meeting all-weather operational requirements for field surveys, security patrols, power inspections, and environmental monitoring.
Ultra-Long-Range Detection Capability:Capable of detecting vehicle targets up to 3,750 meters and human targets up to 1,417 meters, with identification distances reaching 938 meters (vehicles) and 254 meters (personnel).
Lightweight Design with Extended Endurance:The entire unit weighs only 360g, featuring a built-in removable 18650 battery (3200mAh) that provides ≥5 hours of continuous operation and supports simultaneous charging and use.
Smart Connectivity and Operation:Equipped with 16GB of internal storage, supports real-time data transmission via Wi-Fi, and is compatible with multiple language interfaces including Chinese, English, and Traditional Chinese.
All-Weather Adaptability: Rated IP65 for dust and water resistance, with an operating temperature range of -20℃ to 60℃, ensuring reliable performance in rain, fog, and extreme environments.
Outdoor Detection, All in One Sight!
Engineered for outdoor operations, the HT S301 monocular thermal imager features a high-sensitivity 256×192 infrared detector delivering smooth, blur-free thermal imaging at 50Hz frame rate. Its 800×600 HD display with 1x/2x/4x digital zoom ensures crisp details even at distance. With multiple color palettes (White Hot/Black Hot/Iron Hot/Rainbow/Iron Red/Fused) for day/night adaptability, this professional-grade device excels in night patrols, equipment maintenance, and search/rescue operations - your reliable partner in precise thermal detection!

infrared thermogram






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