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Glasses-free 3D projector offers a cheap holograms

May 19, 2014, 04:40 AM

http://www.engadget.com/2014/05/19/mit-glasses-fre...

Holograms are undoubtedly spiffy-looking, but they're not exactly cheap; even a basic holographic projector made from off-the-shelf parts can cost thousands of dollars. MIT researchers may have a budget-friendly alternative in the future, though. They've built a glasses-free 3D projector that uses two liquid crystal modulators...

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