Parabolic Mirror (IMAGE) Graz University of Technology Caption The parabolic mirror focusses the sunlight onto the photovoltaic cells arranged in the focal line. Credit EMS - TU Graz Usage Restrictions This image may only beused in direkt connection to the content of this press release. License Original 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.