Roll-to-Roll Printer (IMAGE) University of Washington Caption UW researchers using the Washington Clean Energy Testbeds' FOM Solar-X3 roll-to-roll printer. Credit Matt Hagen for UW Clean Energy Institute Usage Restrictions Must include credit 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.