Figure (IMAGE) Osaka University Caption Extended depth-of-field imaging by a lensless camera using an optimized radial mask. Credit 2023 Nakamura et al., Extended Depth-of-Field Lensless Imaging using an Optimized Radial Mask. IEEE Transactions on Computational Imaging Usage Restrictions Credit must be given to the creator. License CC BY 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.