Video-tachometer (IMAGE) Technical University of Munich (TUM) Caption Video-tachometer with laser scanner and camera can detect movements of natural target objects, such as stones or tree stumps. Credit alpEWAS research group Usage Restrictions Free for use in reporting on TU Muenchen, with the copyright noted License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.