Dr. Günther Poszvek is a University Assistant at the Research Group for Manufacturing Metrology and Adaptronic Systems, Institute of Production Engineering and Photonic Technologies, TU Wien. He completed his doctoral studies at TU Wien with a dissertation on generative manufacturing technologies in the micro- and nano-scale and their implications for geometrical product specification. He serves as Chair of Austrian Standards Committee 031 on requirements and testing for geometrical product specification and technical product documentation. He has published around 20 research outputs according to his ResearchGate profile, including work on production metrology, roughness measurement, additive manufacturing quality assurance, and ISO-GPS-based precision metrology. His teaching and research disciplines include roughness metrology, coordinate metrology, CAD/CAM, 3D microscopy, nanometrology, production metrology, industrial measurement, and geometrical product specification and verification.