The image of Princess Leia, imploring, “Help me, Obi-Wan Kenobi. You’re my only hope,” holds an iconic status in the history of motion pictures. The entire visual experience is evocative of watching an old fuzzy TV, but at the same time, it was—and still is—futuristic.
Now, a team at Bilkent University in Turkey has devised a way to project holograms enabling complex 3D images. Their method is highlighted on the cover of the latest issue of Nature Photonics.