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The new Polarization Rotator

Lightspeed Design, Inc, USA and LC-Tec Displays AB, SWEDEN offers a new polarization rotator as an add-on for high speed projectors. The new rotator is able to mask alternatively left and right eyes images in front of a projector at speeds up to 400 Hz.

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Sony 4k projectors used for 3D

Sony explains how it will use 4k projectors for efficient 3D  projection. The Sony projector displays two stacked images, one for each eye in the same picture. Then a special lens to the optical trick and sends both images at the same place.

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