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Concerning Optics

Information on Glasses and Optics

There’s More to Sunglasses Than You Might Think Picture

There’s More to Sunglasses Than You Might Think

A brief history of sunglasses past and present

Dan David • Jul. 25, 2011 11:27 PM

No - Line Bifocals Picture

No - Line Bifocals

Difficulty adapting? In recent months they have gone to digital design and production and laser analysis.

Dan David • Apr. 22, 2010 1:06 PM