The Holovect Volumetric Display, which draws dots, lines, and shapes in mid-air with light, is the brainchild of Jaime Ruiz-Avila, who was inspired by early sci-fi movies.
The first model failed to get enough funding on Kickstarter, but Ruiz-Avila is working on another prototype that displays a larger image in full colour.
Story and editing by Carl Mueller
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