Kaierle, S.S.Kaierle2022-03-042022-03-042008https://publica.fraunhofer.de/handle/publica/21747710.1002/latj.200890024Laser materials processing is widely used in industry today. For a long time, the statement the best sensor is no sensorwas mentioned often in this field of technology. However, a change of paradigm can now be observed. ISO 9000 and other by law-enforced regulations have led to the understanding that quality control is an essential tool in modern manufacturing and necessary in order to keep production results in deterministic boundaries.en621531journal article