Fingerprint scanners aren’t exactly the most glamorous of technologies. They exist primarily to get in between us and the cool stuff we want to get at, be it files on our laptops or top secret goodies in some secure lab. Now a company called Advanced Optical Systems has built a fingerprint scanner that’s actually pretty cool: the AIRprint isn’t quite glamorous, but it has the potential to make fingerprint scanning a far more efficient process.
Say goodbye to actually touching fingerprint scanners--using two 1.3 megapixel cameras and polarized light, the AIRprint can scan fingerprints from about two meters away. Here's how it works.