Holographic image (IMAGE) Optica Caption For the experiment, the holographic images were visualized using an optical path consisting of a continuum laser, iris, lens, the sample and an optical screen. Credit Qi Dai, Wuhan University 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.