3-D-Printed Dermascope for $2 (IMAGE) Optica Caption This is a photo of imaging the top epidermis layer with single hair strands and follicles using the prototype dermascope on a Nexus 4 Smartphone camera. Credit Stuart Hay 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.