Less invasive than a microchip in the brain and less bulky than an actual computer, smart contact lenses could literally change how we ... that can correct for color blindness, customized for ...

A routine cataract surgery turned into a medical mystery when doctors discovered an astonishing 27 contact lenses trapped ... a fluorescent dye that changes colour when seen under a special ...

But designing and painting bespoke lenses is still an art form. Actors wear contacts to change their color pigment, to look olderage them, create imperfections, or even transform into another species.

Some people can use special contact lenses and glasses to help them see some color differences, but there is no cure for color blindness. Students who are color blind may: not be able to tell the ...