Laser Scanner Head QSH1620

Laser scanner head QSH1620 provide optimal laser marking/engraving/cutting with high speed accuracy for industrial laser application. Designed for fast and accurate marking/engraving/cutting application with high CO2/YAG laser source. The features for QSH1620 is widely used for high laser output power of CO2/YAG laser marker.

Laser Scanner Head Constituent

There are two kinds of QSH1620 scanner head according output signal, QSH1620A is analogy signal output signal and QSH1620D is digital output signal. Following is the main parts included for standard scanner head.
  • Cabinet got scanner head(aluminum and colorful)
  • XY mount
  • D/A converter card(QSH1620D)
  • X axis, Y axis QGM series galvanometer scanners
  • F-theta lens bracket M85X1
  • QSD driver board for X/Y galvanometer
  • Mounting flange
  • Electric connectors
  • Standard cable 3M 
  • 24V power supply

Main Features

  • Industry fast and precise marking/engraving/cutting
  • High speed marking on the fly
  • Used for high laser power CO2/YAG laser marker
  • Input apertures 16mm/20mm
  • Optional for different kinds of laser wavelength
  • Versions with analog or digital standard interfaces are available


Aperture size 16mm/20mm
Marking speed1 0.7m/s
Tracking error 0.55ms
Step response time(1% full scale)2 0.7ms
Repeatably < 22μrad
Typical scan angle(±5V) ±10º max. ±16º
Position signal scale factor 0.5v/degree
Zero offset < 5mrad
Gain error < 5mrad
Skew < 1.5mrad
Linearity 99.9%
Digital interface XY2-100 standard
Analog interface ±5V ±5mA 
Power supply ±24VDC max.3A
Working temperature 25º ± 10º C
Weight 4.5kg
1: Single 1mm characters, simple font with F-theta 160mm 
2: Setting to within 1% position

With high standards in research and development, manufacturing and customer satisfaction, CTS guarantee the best performance cost consistency for the high quality systems demanded in today's competitive marketplace. Contact our engineer to discuss your laser scanner head requirement or request detailed datasheet.