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Scientists in the U.S. are developing infrared night vision contact lenses to replace the often bulky night vision goggles.
I found this website that sells infrared contact lenses with marked poker cards. A word of advice: using them to cheat can land you in jail.
These are quite common. Cheaters often use them (together with infrared-marked poker cards) to scam money from casinos.
There’s a company that’s making smart, infrared contact lenses with night vision.
Check out these researchers who are using graphene to create #infrared contact lenses.
https://spectrum.ieee.org/graphene-gives-you-infrared-vision-in-a-contact-lens
This is a fantastic idea. Seeing in the infrared spectrum can literally change our worldview.