{"id":1295519,"date":"2025-05-26T08:44:37","date_gmt":"2025-05-26T03:14:37","guid":{"rendered":"https:\/\/trak.in\/stories\/?p=1295519"},"modified":"2025-05-26T08:45:12","modified_gmt":"2025-05-26T03:15:12","slug":"contact-lenses-developed-that-allows-you-to-see-with-closes-eyes","status":"publish","type":"post","link":"https:\/\/trak.in\/stories\/contact-lenses-developed-that-allows-you-to-see-with-closes-eyes\/","title":{"rendered":"Contact Lenses Developed That Allows You To See, With Closes Eyes"},"content":{"rendered":"\n<p>In a groundbreaking innovation that feels straight out of science fiction, scientists at the <strong>University of Science and Technology of China<\/strong> have developed <strong>contact lenses<\/strong> capable of letting users <strong>see near-infrared (NIR) light<\/strong>, a part of the electromagnetic spectrum <strong>invisible to the naked eye<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"662\" src=\"https:\/\/trak.in\/stories\/wp-content\/uploads\/2025\/05\/Screenshot-2025-05-26-at-8.43.59\u202fAM-1024x662.png\" alt=\"\" class=\"wp-image-1295520\" srcset=\"https:\/\/trak.in\/stories\/wp-content\/uploads\/2025\/05\/Screenshot-2025-05-26-at-8.43.59\u202fAM-1024x662.png 1024w, https:\/\/trak.in\/stories\/wp-content\/uploads\/2025\/05\/Screenshot-2025-05-26-at-8.43.59\u202fAM-300x194.png 300w, https:\/\/trak.in\/stories\/wp-content\/uploads\/2025\/05\/Screenshot-2025-05-26-at-8.43.59\u202fAM-768x497.png 768w, https:\/\/trak.in\/stories\/wp-content\/uploads\/2025\/05\/Screenshot-2025-05-26-at-8.43.59\u202fAM-1536x994.png 1536w, https:\/\/trak.in\/stories\/wp-content\/uploads\/2025\/05\/Screenshot-2025-05-26-at-8.43.59\u202fAM-2048x1325.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>And here&#8217;s the most astonishing part \u2014 the lenses <strong>don\u2019t even need power<\/strong> to work, and users can see <strong>even with their eyes closed<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Nanoparticles Turn Infrared Into Visible Light<\/h3>\n\n\n\n<p>The lenses are infused with <strong>gold and sodium gadolinium fluoride nanoparticles<\/strong> doped with <strong>ytterbium and erbium ions<\/strong>. These materials enable a process called <strong>upconversion<\/strong>, where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>NIR light (700\u20132,500 nm)<\/strong> is <strong>converted<\/strong> into visible light (400\u2013700 nm),<\/li>\n\n\n\n<li>No external power is required,<\/li>\n\n\n\n<li>The effect is <strong>purely structural<\/strong>, making the tech lightweight and wearable.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Human Trials Show Vision Beyond the Ordinary<\/h3>\n\n\n\n<p>Early animal tests showed that <strong>mice<\/strong> could distinguish between infrared-lit and dark areas only when wearing the lenses.<\/p>\n\n\n\n<p>In <strong>human trials<\/strong>, the lenses enabled users to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>See pulsed infrared signals in Morse code<\/strong>,<\/li>\n\n\n\n<li>Detect signals <strong>better with eyes closed<\/strong>, due to less visible-light interference,<\/li>\n\n\n\n<li>Perceive different <strong>colors of converted light<\/strong>:\n<ul class=\"wp-block-list\">\n<li><strong>Blue<\/strong> for 980-nm,<\/li>\n\n\n\n<li><strong>Green<\/strong> for 808-nm,<\/li>\n\n\n\n<li><strong>Red<\/strong> for >1,532 nm wavelengths.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">A Glimpse Into the Future of Vision<\/h3>\n\n\n\n<p>The research team also developed a <strong>prototype eyewear system<\/strong> that works in tandem with the lenses to enhance detail and clarity.<\/p>\n\n\n\n<p>Currently, the system is limited to <strong>LED-sourced NIR light<\/strong>, but scientists are working to expand functionality.<\/p>\n\n\n\n<p>According to <strong>Dr. Tian Xue<\/strong>, senior author of the study:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u201cOur research opens up the potential for noninvasive wearable devices to give people super-vision.\u201d<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Real-World Applications on the Horizon<\/h3>\n\n\n\n<p>This tech could revolutionize:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Security &amp; surveillance<\/strong>, using flickering NIR light for <strong>invisible communication<\/strong>,<\/li>\n\n\n\n<li><strong>Search &amp; rescue<\/strong>, allowing vision in dark or smoky environments,<\/li>\n\n\n\n<li><strong>Anti-counterfeiting<\/strong>, <strong>color blindness correction<\/strong>, and even <strong>covert data transmission<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>Published in the journal <strong>Cell<\/strong>, this innovation sets the stage for <strong>a new era of augmented human vision<\/strong> \u2014 no batteries, no surgery, just a lens.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.arabtimesonline.com\/news\/new-infrared-contact-lenses-let-you-see-in-the-dark-even-with-eyes-closed\/\">Image Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In a groundbreaking innovation that feels straight out of science fiction, scientists at the University of Science and Technology of China have developed contact lenses capable of letting users see near-infrared (NIR) light, a part of the electromagnetic spectrum invisible to the naked eye. And here&#8217;s the most astonishing part \u2014 the lenses don\u2019t even [&hellip;]<\/p>\n","protected":false},"author":30,"featured_media":1295520,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[21],"tags":[7901],"class_list":["post-1295519","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-business","tag-contact-lenses"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Contact Lenses Developed That Allows You To See, With Closes Eyes - Trak.in - Indian Business of Tech, Mobile &amp; Startups<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/trak.in\/stories\/contact-lenses-developed-that-allows-you-to-see-with-closes-eyes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Contact Lenses Developed That Allows You To See, With Closes Eyes - Trak.in - Indian Business of Tech, Mobile &amp; Startups\" \/>\n<meta property=\"og:description\" content=\"In a groundbreaking innovation that feels straight out of science fiction, scientists at the University of Science and Technology of China have developed contact lenses capable of letting users see near-infrared (NIR) light, a part of the electromagnetic spectrum invisible to the naked eye. 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