Health: Colour blindness-correcting CONTACT LENSES use gold nanoparticles to filter light

Unlike existing tinted glasses for red-green colour blindness, the lenses created by a team from the UAE and the UK can also be made to correct other vision issues. https://www.dailymail.co.uk/sciencetech/article-9326427/Health-Colour-blindness-correcting-CONTACT-LENSES-use-gold-nanoparticles-filter-light.html?ns_mchannel=rss&ns_campaign=1490&ito=1490