SENTECH Gesellschaft für Sensortechnik mbH sells advanced quality instrumentation for Thin Film Metrology (reflectometer, ellipsometer, spectroscopic ellipsometer), Plasma Process Technology (plasma etcher, plasma deposition system, ALD, customized solution) and Carrier Lifetime measurement (inline and offline mapping tools). SENTECH Gesellschaft für Sensortechnik is sales office of SENTECH Instruments and Freiberg Instruments.