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IPFS News Link • Welfare: Corporate

Smart Sunglasses

07-27-2011 • arclein

The typical material behind a transition lens is what's called a photochromic film, or a sheet of polymers that change color when light hits them. Sotzing's new technology does things slightly differently - his electrochromic lenses are controlled by an electric current passing through them when triggered by a stimulus, such as light.

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Reported By robert klein

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1 Comments in Response to Smart Sunglasses

Comment by Olde Reb

Entered on: 7/27/2011 2:24:47 PM

if the reaction is fast enough, welding goggles will allow unimpaired vision but darken immediately upon striking a the filter will restrict only frequencies. neat.

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