Photonic Chip vs. UK Penny (IMAGE) University of Bristol Caption This is the photonic chip next to a UK penny. The chip contains micrometer and sub-micrometer features and guide light using a network of waveguides. The output of this network can be seen on the surface of the chip. Credit Photograph by Jasmin Meinecke Usage Restrictions Image can be cropped, but must include chip (dark rectangular object, to the right of the penny. 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.