3-D technology has traveled a long and sometimes ugly road. In recent years, red-and-blue glasses and bulky LCD headsets made moving images pop off the screen, but fashion-wise landed somewhere short of fabulous. The Holy Grail has always been true 3-D without extra eyewear, and now several companies are bringing headgear-free 3-D displays to market, for applications ranging from gaming to medical imaging to battlefield simulations. Here's a look at the leading contenders in the race to get us out of flatland.
SHARP ACTIUS RD3D NOTEBOOK
1952: A single-projector anaglyphic film, Bwana Devil, premieres, sparking a new 3-D film craze. This is incorrect as "Bwana Devil" was released as a dual projection full color polarized display using polarized glasses for viewing.
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