Because of the persistence of vision, the human eye sees these layered images as a complete 3D object floating in mid-air. But there’s a problem. The usual diffusers are rigid.

Interesting Engineering. Touching A 3D Hologram. Posted: April 10, 2025 | Last updated: April 23, 2025. 3D holograms have always felt like something out of a sci-fi movie.

An updatable hologram using technology developed at the University of Arizona.Forget hi-def TV. That technology is as old as the internet. The next generation of digital entertainment could bring ...

If that happens, 3D holograms would offer a much different experience than the 3D currently used in theaters. Now, if a viewer moves his or her head, the scene doesn’t really change.

The kind of smartphone hologram technology that enables floating-in-the-air 3D holograms is in our far future. But in-the-screen holograms are coming soon, according to one company.

YouTube Video: A one-pixel camera for recording holographic movies Journal Reference : Naru Yoneda, Erick Ipus, Luis Ordóñez, Lluís Martínez-León, Osamu Matoba, Enrique Tajahuerce.