Retroreflector Panel Test (IMAGE) Southwest Research Institute Caption Co-developer Dr. Marius Necsoiu sets up a Van Atta retroreflector panel for testing and method validation. The panels measure less than 1 foot x 1 foot, and can be painted to match any surface. Credit Southwest Research Institute Usage Restrictions Images/videos may be used by the media and the public for educational and informational purposes only 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.