6 Things You May Not Know About Holography

If a 2D picture is worth a thousand words, then a 3D image is worth a million. With holography, it is possible to reconstruct 3D images using holograms, and the process is unlike anything found in traditional display technology.
Even though it was invented over 70 years ago, holography remains the best candidate for achieving true 3D displays. Here are 6 things you may not know about the strange and wonderful world of holography.