Overview
The TOPOTEK DIT30B is a high-performance, three-axis stabilized gimbal camera designed for professional drone aerial photography and industrial applications. It integrates 210x mixed zoom (30x optical + 7x digital), a fixed-focus 1080P EO camera, 640×512 IR thermal imaging with a 19 mm focal length, and a high-precision 1800 m laser range finder. Engineered with a compact, lightweight structure (950 ± 20 g) and low power consumption (dynamic ~10 W), it delivers high stability, versatile functionality, and seamless integration for demanding aerial missions.
The system supports dual-channel recording, network and TF storage, and advanced control modes through Network, UART, and S.BUS interfaces. Built-in AI target detection and tracking enhances operational efficiency, while multi-mode picture-in-picture and pseudo-color thermal imaging broaden situational awareness for surveillance, inspection, and rescue tasks.
Key Features
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210x Mixed Zoom: Combines 30x HD optical zoom with 7x digital zoom for detailed observation at long distances.
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High-Definition EO Camera: 1080P fixed-focus sensor, wide dynamic range, and support for H.264/H.265 streaming and local storage.
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Thermal Imaging: 640×512 resolution, 19 mm focal length, <50 mK sensitivity, multiple pseudo-color modes, and global temperature measurement with optional full-pixel saving.
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Laser Range Finder: Class I 905 nm safety laser, with a measuring range of 5 m to 1800 m and ±0.4% accuracy.
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3-Axis Stabilization: ±0.02° pitch/roll and ±0.03° horizontal jitter for stable, vibration-free imaging.
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AI Target Tracking: Tracks up to 100 objects simultaneously (people, vehicles) with precise recognition even under occlusion.
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Flexible Control & Storage: Network IP, UART, and S.BUS control; supports real-time streaming, dual-channel recording, and local TF storage.
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Environmental Resilience: Operates in temperatures from -10°C to +45°C, with storage capability from -20°C to +60°C.
Specifications
PTZ (Pan-Tilt-Zoom)
| Parameter | Details |
|---|---|
| Roll range | ±45° |
| Pitch range | -30° to +120° |
| Yaw range | ±280° |
| Angular jitter | ±0.02° (pitch/roll), ±0.03° (horizontal) |
| Return-to-center | One-click quick reset with lock/follow modes |
| Control | Network IP, UART, S.BUS, and PWM support |
| Power | 12 V to 26.2 V, ~10 W dynamic |
Optical Zoom Camera
| Parameter | Details |
|---|---|
| Sensor | 1/2.8-inch, 8 MP CMOS |
| Zoom | 30x optical (f=4.5–135 mm) + 7x digital |
| Focus time | <1 s real-time focusing |
| Video output | 1080P via network RTSP, TF storage |
| FOV | Wide: 67.8° D / 59.8° H / 40.5° V; Tele: 2.77° D / 2.34° H / 1.48° V |
| Modes | Supports 1080P at 30 fps |
1080P EO Camera
| Parameter | Details |
|---|---|
| Sensor | 200 MP CMOS |
| Digital zoom | 9x digital |
| Storage | H.264/H.265 streaming and local storage |
| FOV | 94.6° × 86.6° |
| Modes | 1080P at 30 fps |
Laser Range Finder
| Parameter | Details |
|---|---|
| Wavelength | 905 nm (Class I safety laser) |
| Range | 5 m – 1800 m |
| Accuracy | ±0.4%, 0.1 m resolution |
Thermal Imaging
| Parameter | Details |
|---|---|
| Sensor type | Uncooled focal plane microbolometer |
| Spectrum | 8–14 µm |
| Sensitivity | ≤50 mK @ F1.0 |
| Resolution | 640×512 pixels, 12 µm pixel size |
| Lens | 19 mm, FOV: 22.9° × 18.4° |
| Modes | Adjustable pseudo-color modes, global temperature measurement |
Target Recognition and Tracking
| Parameter | Details |
|---|---|
| Min. tracking size | 16×16 pixels |
| Max. tracking size | 256×256 pixels |
| Occlusion tolerance | Up to 2 s |
| Speed support | 50 pixels/frame |
| Max. targets | 100 |
| Recognized objects | People, vehicles |
| Min. recognition size | 32×32 pixels |
Physical & Environmental
| Parameter | Details |
|---|---|
| Size | Ø178 mm × H173 mm |
| Weight | 950 g ±20 g |
| Operating environment | -10°C to +45°C, 20%–80% RH |
| Storage environment | -20°C to +60°C, 20%–95% RH |
Interfaces & Connectivity
| Port | Interface | Function |
|---|---|---|
| 8-PIN GND | GND | Power ground |
| S.BUS | Control | Input |
| TX/RX | UART | Transmission & reception |
| Rx-/Rx+, Tx-/Tx+ | Network | IP video control & data |
| Mini HDMI | HDMI | Video output |
| TF Card | Storage | Local recording & data upgrade |
Applications
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Industrial Inspection: Powerline, pipeline, and structural inspections.
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Search and Rescue (SAR): Day/night operation with thermal and EO imagery.
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Surveillance & Security: Border patrol, perimeter security, and monitoring.
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Mapping & Surveying: High-resolution imaging for terrain and structure mapping.
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Environmental Monitoring: Wildfire detection, wildlife tracking, and agricultural management.
Details

The TOPOTEK DIT30B drone gimbal offers 210x mixed optical zoom (30x optical + 7x digital), 1080p fixed-focus EO, and a 1800m laser range finder. It provides 640 IR thermal imaging with 19mm focal length, AI target detection and tracking, and supports network/UART/S.BUS control. Featuring 3-axis stabilization with PTA, it weighs 950±20g and supports single FT-card two-way recording. Dimensions: Ø178mm, 173mm height. UART operates at 3.3V, LVTTI level.

Four-sensor DIT30B gimbal camera offers 30x zoom, 1080P video, PTZ, laser range finder, IR thermal imaging. Supports IP, serial, SBUS, PWM control with dynamic power and precise stability.

Microbolometer, 8–14μm, ≤50mK@F1.0, pseudo-color modes, 19mm lens, 22.9°×18.4° FOV. Supports temperature measurement, tracking up to 256×256 pixels, detects people and vehicles. Size: φ178mm, H173mm, 950±20g. Operates -10°C to +45°C, storage -20°C to +60°C. For drone aerial photography.

Pseudo-color switching displays multiple thermal modes with color palettes like grayscale, red-yellow, purple-yellow, green-yellow, and rainbow for temperature visualization.

Thermal imaging views of a building complex with distance markers. Connection diagram for XT30 connector showing 6-pin electrical interface with Rx, Tx, and reserved pins for network communication. **Revised (within 39 words):** Thermal imaging of a building complex with distance markers. XT30 connector diagram shows a 6-pin interface with Rx, Tx, and reserved pins for network communication.

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