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BIFOCAL

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New Fashion Tech Trend: Instantly Convert Eyeglasses into Sunglasses
Source: http://Zwareinc.com

This new invention can transform any pair of eyeglasses. They look pretty cool, I think. My invention is a custom magnetic clip for any frame. Base curve matched, polarized lenses are custom shaped to fit your specs. This can be applied to new or existing frames.

Chemical & Engineering News: Liquid-Crystal Lenses
Source: pubs.acs.org

Soon, bifocals will be a thing of the past.

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