LM2206-GST Auto-Focus Galvo Scanner (10 mm Aperture, XY2-100, One-Click Focus Positioning, High-Speed Laser Marking)
Presentation of the equipment's characteristics
The LM2206-GST Auto-Focus Galvo Scanner is a high-speed scanning head with an integrated automatic focusing module, engineered for efficient and repeatable laser marking. It delivers stable operation, high positioning accuracy, fast marking performance, and strong anti-interference capability—ideal for production environments where speed and consistency matter.
With one-click autofocus positioning, the scanner can quickly lock onto a preset focus height, significantly improving setup efficiency and reducing manual adjustments. Overall performance is benchmarked to meet the technical level of comparable domestic and international products.
Differential photoelectric position feedback
Accurately detects rotor position to achieve excellent linearity, low drift, high resolution, and high repeatability.Precision load design for 10 mm mirrors
High assembly accuracy, optimized structure, low static friction, and minimal zero drift help ensure strong dynamic performance and stable scanning.Built-in protection for reliable operation
Supports overload, overcurrent, and reverse-polarity protection to improve system safety and uptime.Improved stability against common drift/interference issues
Designed to address typical problems such as motor temperature drift, signal interference, and zero-position drift.Auto-focus mode with one-click fast positioning
Quickly reaches the preset focal height to streamline workflows and boost productivity.Convenient hardware control
Auto-focus buttons are integrated on the top of the mounting bracket for easier on-site operation.
A) Speed / Dynamic Performance
| Item | Specification |
|---|---|
| Marking speed | 6000 mm/s |
| Positioning speed | 11000 mm/s |
| Writing speed | 516 cps |
| Step response time (full stroke 1%) | 288 μs |
| Step response time (full stroke 10%) | 895 μs |
| Tracking error | ≤ 164 μs |
B) Accuracy & Drift
| Item | Specification |
|---|---|
| Linearity | 99.9% |
| Repeatability (repositioning accuracy) | < 8 μRad |
| Gain error | < 5 mRad |
| Zero offset (batch origin error) | < 5 mRad |
| Long-term drift (continuous 8-hour operation) | < 0.5 mRad |
| Scale drift | < 40 ppm/°C |
| Zero drift | < 15 μRad/°C |
C) Power / Signal / Interface
| Item | Specification |
|---|---|
| Input voltage | ±15 VDC |
| Rated current | 2 A |
| Interface protocol | XY2-100 |
| Scan angle | ±11° |
D) Environment & Mechanical
| Item | Specification |
|---|---|
| Operating temperature | 0°C to 45°C |
| Storage temperature | -10°C to 60°C |
| Laser input aperture | 10 mm |
| Scanner dimensions (L × W × H) | 118.5 × 96.5 × 94.1 mm |
| Scanner weight | ≈ 1.65 kg |
E) Auto-Focus Control Parameters
| Item | Specification |
|---|---|
| Measurement method | Laser ranging |
| Measurement range (two options) | 120–280 mm / 200–600 mm |
| Measurement resolution | 0.01 mm |
| Measurement accuracy | ±0.1 mm |
| Ranging laser wavelength | 620–690 nm |
| Single measurement time | 0.25 s |
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