We Make Money Not Art writes: "Barcelona-based company
TheSpecialThing has developed 3D animated advertising that floats in the air. No need to get a pair of those special eyeglasses. The trapezoid
Imagepro3D black box contains an optical system and a patented software, both linked to a digital display that projects the images." The company's site is in Spanish and says nothing about how the technology works.
Earlier:
3d Advertising: HeliodisplayFuture: Volumetric 3D DisplayStereoscopic Advertising, Part IIStereoscopic Advertising, Part I