x-ray vision… sort of

https://www.newscientist.com/article/2125335-special-glasses-give-people-superhuman-colour-vision/?utm_source=NSNS&utm_medium=ILC&utm_campaign=webpush&cmpid=ILC%257CNSNS%257C2016-GLOBAL-webpush-COLOURVISION

It’s sometimes practically impossible to tell similar colours apart. Even side by side, they look the same. A special pair of spectacles gives us new power to see more distinct colours, and could one day help to spot counterfeit banknotes or counteract camouflage.

The glasses, devised by a team at the University of Wisconsin-Madison, basically enhance the user’s colour vision, allowing them to see metamers – colours that look the same but give off different wavelengths of light – as recognisably distinct hues.

click on the link for more…

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