+86 166 6573 0252
The HT S201/S202/S203 series is a high-performance, portable monocular infrared thermal imager designed for all-weather environmental observation. This series utilizes advanced Vanadium Oxide (Vox) detectors, offering various infrared resolution options from 256×192 up to 640×512 to meet diverse accuracy and budget requirements. Integrated with a 0.39-inch high-definition OLED display and supporting multiple color palettes and electronic zoom functions, it clearly presents thermal distribution details, making it suitable for observation, detection, and search tasks in low-light or no-light conditions.
Product Applications
This product is widely applicable in the following scenarios:
Wildlife observation and animal/plant monitoring
Search and rescue operations, outdoor exploration, and mountaineering support
Maritime navigation, night operations, and vessel monitoring
Security patrols, law enforcement investigation, and perimeter警戒
Personal outdoor safety and emergency evasion
Product Usage
Supports manual focus and diopter adjustment (-6D ~ +4D) to accommodate different users' eyesight.
Built-in Wi-Fi allows connection to mobile devices for image transmission or remote control.
Features hot spot tracking and Picture-in-Picture (PIP) for quick identification of high-temperature targets.
Integrated 3200mAh rechargeable lithium battery (Model 18650) provides long endurance.
Utilizes Type-C interface; supports JPG image and MP4 video recording.
Whole unit protection rating IP65, dustproof and waterproof, suitable for harsh outdoor environments.
Product Advantages
Imaging in Total Darkness: Genuine day/night capability, operates without any ambient light, overcoming visual limitations.
Multiple Model Options: S201/S202/S203 correspond to different resolutions and detection performances, allowing users to choose according to their needs.
High Sensitivity & Low Noise: NETD as low as 25mK, providing detailed imagery and strong temperature difference discrimination.
Rugged & Portable Design: Compact structure (188×81×52mm), high protection rating, easy to carry and use in the field.
Smart Assistive Functions: Supports electronic zoom, multiple color palettes, Wi-Fi connectivity, and more, enhancing operational experience and work efficiency.
Technical Specifications Table
| Feature/Specification | HT S201 | HT S202 | HT S203 |
| Detector Type | Vanadium Oxide (Vox) | Vanadium Oxide (Vox) | Vanadium Oxide (Vox) |
| IR Resolution | 256×192 | 384×288 | 640×512 |
| NETD | ≤50mK @25°C, F#1.0 | ≤30mK @25°C, F#1.0 | ≤25mK @25°C, F#1.0 |
| Focal Length | 25mm | 35mm | 35mm |
| Field of View | 7.0°×5.4° | 7.5°×5.7° | 12.5°×10.0° |
| Pixel Pitch | 12μm | ||
| Spectral Range | 8~14 μm | ||
| Frame Rate | 50 Hz | ||
| Ranging Range (Building) | 10m ~ 1200m | ||
| Ranging Accuracy (Building) | <400m: ±1m, >400m: ±0.4% | ||
| Focus Mode | Manual Focus | ||
| Display | 0.39-inch OLED | ||
| Display Resolution | 1024×768 | ||
| Electronic Zoom | 1x / 2x / 4x | 1x / 2x / 4x / 8x | |
| Diopter Adjustment | -6D ~ +4D | ||
| Hot Spot Tracking / PIP | Supported | ||
| Color Palettes | White Hot, Black Hot, Red Hot, Rainbow, Iron Red, Cold | ||
| Language | English | ||
| Photo/Video Format | JPG / MP4 | ||
| USB Interface | TYPE-C | ||
| Battery | 3200mAh Rechargeable Li-ion Battery (Model 18650) | ||
| Protection Rating | IP65 | ||
| Dimensions | 188 × 81 × 52 mm |
Detection & Recognition Ranges
| Lens | 25mm | 35mm | 35mm |
| Detection Distance | Person | 1653m | 1653m |
| Vehicle | 3125m | 4375m | |
| Recognition Distance | Person | 413m | 413m |
| Vehicle | 781m | 1094m |
Contact With US
We offer a comprehensive range of services and solutions, so contact us today to find out how we can ensure that your project is delivered on time and within budget.
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Add.: No. 403, Building 2, Chutian Science and Technology Park, 225 Chutian Road, Binjiang District, Hangzhou, Zhejiang, China
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