Photoacoustic imaging watch (IMAGE) Optica Caption A new photoacoustic imaging watch can acquire high-resolution imaging of blood vessels in the skin. Credit Lei Xi, Southern University of Science and Technology 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.