Shih Smartphone Microscope (IMAGE) University of Houston Caption Fig. 1. (a) Slide-launched TIR-guided illumination: elastically scattered photons are blocked by the filter, while fluorescent photons can reach the smartphone camera. (b) Photorealistic cut-out rendering (c) Assembly procedure: inkjet-printed lens attached onto smartphone camera, smartphone adapter (1) fitted on smartphone, adhesive ring (2) attached to remove stray light, color filter attached on adhesive ring for fluorescence imaging, base ring (3) attached to adapter, threaded barrel (4) with slot enabled z-axis focusing and sample insertion, lid (5) attached to block ambient light, LED module (6) provided illumination. (d) System attached to smartphone. Credit University of Houston 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.