OCT Images of Cartilage (IMAGE) The Optical Society Caption Researchers used a new endoscopic OCT system to visualize variances in pig cartilage thickness. The image shows a sketch of a femur and processed OCT images with thin regions shown in dark red and thicker regions more yellow and white. Scale bar is 250 microns. Credit Evan T. Jelly, Duke 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.