Tuning with Artificial Eye (VIDEO) Optica This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Before using the new OCT system on people, the researchers tested it on an artificial eye consisting of an iris, a lens behind the iris and a resolution test chart that acted as the retina. The electrically tunable lens enables the front of artificial eye or the test chart to be in focus. Credit Karol Karnowski and Ireneusz Grulkowski, Nicolaus Copernicus University 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.