New optics research by a team of South Korean scientists suggests it will soon be possible to watch a 3D film without the cumbersome 3D glasses.
Currently, 3D glasses feature polarised lenses which affect the way light enters our eyes. 3D cinema screens use two projectors displaying similar images which are slightly offset simultaneously on one screen. When wearing polarised glasses, each eye views only one of the offset images, creating an image with the illusion of depth which the brain i… Continue reading →