3D May Be Unhealthy

Viewing 3D video can cause headache and blurred vision, according to a study undertaken at the University of California at Berkeley.

By forcing the eyes to focus on things at varying distances, 3D can cause a problem called vergence accommodation conflict. Explained Martin Banks, professor of optometry: “You have to concentrate your eyes to something near, but focus your eyes on something far. So you have to break that normal coupling between avergence and accommodation.” [Full article on VOA]

Our previous post about 3D movies and your eyes.

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~ by clearvisioneyecare on March 3, 2010.

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