Time-Lapse 3-D Imaging Detects Disc Shedding of Photoreceptor Cells in the Living Human Eye (image) The Optical Society Share Print E-Mail Caption En face view shows the patch of cone photo-receptor cells that were studied in one of the subjects, approximately 1,000 cones. Each cone cell is distinguished by a bright punctuate reflection and spaced a few microns from neighboring cells. Credit Omer P. Kocaoglu, Indiana University Usage Restrictions None Share Print E-Mail 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.