Assembled All-Plastic Microscope (IMAGE) Optica Caption The assembled 3-D printed WBC microscope on an optical bench, with one inch spacing between the holes for reference. Credit Alessandra Forcucci, Rice 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.