Miniature 'Carpet Cloak' (image) The Optical Society Caption The measured output image from a flat surface (left) and a cloaked protruded surface (right) at 1,480 nm (a), 1,550 nm (b), and 1,580 nm (c). Credit Technical University of Denmark/Optics Express Usage Restrictions Must credit Technical University of Denmark/Optics Express. 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.