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 How do pinhole glasses work?

Answer Pinhole glasses, or stenopeic glasses, are an alternative to conventional eyeglasses to improve vision. The shape and design are similar to normal frames, but the difference is in the lenses. Ins... Read More »
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Top Q&A For: How do pinhole glasses work

Do pinhole reading glasses work?

On One Hand: The Design Has MeritsPinhole glasses, which resemble sunglasses with many tiny holes poked in them, provide a wearer with vision defects with a clearer image by making use of the "pinh... Read More »
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What will happen to the image of a pinhole camera if the size of the pinhole is increased?

How Do Dolby 3D Glasses Work?

The latest sensation in movie theaters is the emergence of 3D movies. These movie theaters provide 3D glasses (for an additional cost) that allow you to see the unique effects added to the film. Th... Read More »
http://www.ehow.com/about_6565471_do-dolby-3d-glasses-work_.html

How do prisms in glasses work?

Prisms may be used in glasses for a variety of reasons. Prisms can be used to correct muscle imbalances, fix double vision or help people who have lost their peripheral vision.Prism FunctionPrisms ... Read More »
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