System close-up (IMAGE) Optica Caption Researchers printed microscale lenses directly onto optical fibers, allowing them to compactly combine fibers and laser crystals inside a single laser oscillator. Credit Moritz Floess and Simon Angstenberger, 4th Physics Institute at University of Stuttgart in Germany Usage Restrictions None 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.