Projecting images on screens is no big deal; humans have been doing this for many years now. The biggest feature of interest however, is being able to display transparent information on a transparent screen, without losing information or visibility. How is this achieved? Many HUDs also display driver assistance systems https://mercedes-head-up-display64185.blogpixi.com/29512237/5-hechos-fácil-sobre-mercedes-head-up-display-descritos