Diagram of the Packaged Endoscope (IMAGE) Optica Caption The packaged endoscope is overlaid with the optical system. The circumference is 9.6 millimeters and the length is 23 millimeters. Credit Ben-Yakar Group, University of Texas at Austin 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.