An image presentation system employing microstructured icon elements to form an image. In one form a synthetic optical image system is provided that includes an array of focusing elements, and an image system that includes or is formed from an array or pattern of microstructured icon elements, such as...http://www.google.de/patents/US8144399?utm_source=gb-gplus-sharePatent US8144399 - Image presentation and micro-optic security system
