<!doctype html public «-//w3c//dtd html 4.0 transitional//en»> http-equiv=content-type> The AHMT is the working group of university professors in measurement technology (DACH). This volume is a compilation of all invited lectures at the 19th Symposium of the AHMT. Topics include model-based analysis of measurement data, micro-optic measurement technology, gas measurement technology, and impedance measurement.