HOLOGRAM

What is a hologram?

Holography is a technique which allows the recording and playback of true, three-dimensional images. The image is called a hologram. Unlike other 3-D "pictures", holograms provide what is called "parallax". Parallax allows the viewer to move back and forth, up and down, and see different perspectives -- as if the object were actually there.

Is this what�s used on posters?

No, the process used for posters is called " Lenticular which doesn�t give a perspective of 3 dimensional, it gives the illusion of movement.