Soldered Lenses (IMAGE) Fraunhofer-Gesellschaft Caption A dosing head heats small solder balls with a laser beam and accurately shoots the melted droplets onto the lenses to fix them perfectly in place. Credit Fraunhofer IOF Usage Restrictions The picture may be used for editorial purposes only. It is protected by copyright. The use is free of charge if the reference is mentioned. 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.