DISNEY’S new movie Chicken Little is now showing in 3D in some cinemas. The film is digital, and this allows left and right-eye views to alternate so rapidly on the screen that an audience wearing special spectacles sees smooth depth.
Before the advent of digital 3D, Hollywood had to use two film projectors, one for the left eye pictures and one for the right. The glasses the audience wore ensured that each eye only saw the pictures intended for that eye. The famous 3D movie, the original House of Wax, made in 1953, had a third roll…
