September 2010: Characterization of Ultrasonic Actuators In order to assist in the design of safe and effective ultrasonic actuators for medical and industrial applications through validation of Finite Element (FE) models, Polytec has added another high frequency and high amplitude model to its already extensive non-contact vibration measurement systems product line. May 2010: New Software Polytec announces the release of TMS 3.1, a comprehensive revision of its measurement and analysis software for the TopMap series of optical surface profilometers