All-Optical Flow Sensor (image) The Optical Society Caption This is an artist's rendering of the fiber optic flow sensor. The glowing red sections along the optical fiber are the sensors -- hundreds of these sensors can be packed into a single fiber. Credit Kevin Chen, University of Pittsburgh. Usage Restrictions None 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.