Comparison (IMAGE) Optica Caption This shows a comparison between the (ground truth) image being focused on the sensor surface and the reconstructed image (inset). Credit Photo courtesy Oliver Bimber, Johannes Kepler University Linz. Usage Restrictions None 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.