Cataract Effects (1 of 3) (IMAGE) ETH Zurich/Swiss Federal Institute of Technology Caption Same image as above, but simulated as seen through the lens of a cataract patient with severe clouding of the lens. Blurry images with loss of color perception impair visual orientation. Credit Photo: Stephan Labs 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.