Products

20mm Large Format 3D Galvo Scanner

The front-focusing 3D galvo scanner is widely used in high-end laser processing applications, including precision laser marking, laser engraving, deep engraving, laser cutting, and laser welding. It supports processing on large-format, multi-level, inclined, cylindrical, spherical, and other complex 3D surfaces, delivering high accuracy and flexibility for demanding applications.

Product Advantages

● High Integration

Featuring a highly integrated design that combines a large-aperture 2D galvo scanner, high-speed dynamic focusing unit, and front-focusing optical lens assembly, the system offers a compact and stable structure with precise optical alignment, reliable sealing, an attractive design, and easy installation.

● High Stability

Designed with a sealed shielding structure and multi-level anti-interference protection circuitry, the system provides excellent resistance to external interference for stable and reliable operation.

● High Precision

Equipped with an advanced closed-loop PID control algorithm and 16-bit control resolution, the system delivers highly accurate positioning and superior processing quality for precision applications.

● High Linearity

Utilizing proprietary linearity compensation technology, the system maintains excellent linearity across the entire large-format processing area, ensuring consistent scanning performance and processing accuracy.

● Ultra-Low Thermal Drift

By integrating high-precision photoelectric sensing technology with advanced automatic thermal compensation, the system minimizes zero drift, gain drift, and long-term thermal drift, ensuring stable performance during extended operation.

Model	3D20C355FF-U	3D20C1064FF-F	3D20C1064FF-R
Working Area (mm)	300×300×60 400×400×90 500×500×120 600×600×150	200×200×40 300×300×60 400×400×90 500×500×120 600×600×150	200×200×40 300×300×60 400×400×90 500×500×120 600×600×150
Focal Length (mm)	360 468 575 680	255 358 460 568 680	255 358 460 568 680
Focused Spot Diameter (mm)	0.012 0.016 0.020 0.025	0.0283 0.0382 0.0462 0.0565 0.0663	0.0283 0.0382 0.0462 0.0575 0.0663
Input Aperture (mm)	20
Input Beam Diameter (mm)	6–7
Laser Wavelength (nm)	355	1064	1064
Scan Angle (rad)	±0.35
Tracking Error (ms)	0.36
Maximum Positioning Speed (rad/s)	31
Repeatability (RMS) (μrad)	4
Gain Drift (ppm/K)	60
Zero Drift (μrad/K)	30
Long-Term Drift (8 Hours) (mrad)	<0.1
Power Supply	±15VDC / 10A
Communication Protocol	XY2-100
Dimensions (L×W×H) (mm)	290×108×117	290×108×117	300×128×130
Weight (kg)	3.81	3.81	4.5
Operating Temperature (°C)	25 ±10
Storage Temperature (°C)	−10 ~ 60
Storage Humidity (%)	≤75 Non-condensing