Our service technicians are well trained to calibrate your PMS instruments to the highest standards and our software-controlled approach automates critical steps that drive consistency in each calibration. This ensures the same calibration result and performance, consistent with the factory calibration, regardless of where the calibration is performed-anywhere in the world.

More about it you can find here: https://www.pmeasuring.com/service-and-support/service-repair-and-calibration/