SCANLAB launches the SCANcube IV, a new scan head which is part of the proven SCANcube product family. This series is known for an excellent price-performance ratio. Compared to the SCANcube III, the system linearity has been improved by 30 percent. This facilitates calibration and enables more precise processing results. To ease integrating the scanner into different laser processing machines, users can choose among application-specific tunings. The new scan head is the first representative of the SCANcube series to offer optional status read-back functions. In combination with a RTC control board, several functions for monitoring and system diagnostics are now available. The new housing design features an optimized thermal management. As a start, the SCANcube IV will be available with 10 mm and 14 mm apertures.
Long-standing industry demand for "extended status messages" from galvanometer-based scan heads and ever-increasing dynamical requirements in industrial laser materials processing, e.g. due to advancing laser sources, have lead to the development of digital servo controls for galvanometers. The advanced control algorithms of a digitally controlled scan system lead to highly improved dynamics compared to an analog type where only a very limited number of parameters are used to tune the system to a certain dynamical requirement. Additionally, the abundant data acquired during control with a digital scan system are available for further processing. This paper discusses advantages of having such real-time feedback in laser-based materials processing applications and how e.g. process parameters like scan-speed and velocity can be used for quality control, applications development, or advanced laser control.
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