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more about #spectacles Curves: What a wonderfully useful and simple idea to give so many the gift of at least improved vision....makes me wonder why someone didnt think of it before. more » Mina Adel Fahmy: That's an amazing idea ! First ? more » -
#glasses
Eyeglasses With Fluid-Filled Sac for World's Poor Are Instantly Adjustable
British Inventor Josh Silver has developer a pair of eyeglasses that are instantly adjustable. They've got a liquid-filled sac in the middle—add more fluid to make the glasses stronger, deflate to weaken them.
