Current 3D display technology has a lot of limitations. You need to view it wearing special glasses, which can be costly or ill-fitting. With glasses-free 3D, the viewing angle can be small, meaning that if you move slightly too far to either side, the 3D image disappears.
Now, however, a team of scientists, led by David Fattal at Hewlett-Packard Laboratories in Palo Alto, Calif., claim to have created a new kind of 3D display for small screens that is both glasses-free and has a very wide viewing angle. … Read more