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iris scanning

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Noun1.iris scanning - biometric identification by scanning the iris of the eye; "the structure of the iris is very distinctive"
biometric authentication, biometric identification, identity verification - the automatic identification of living individuals by using their physiological and behavioral characteristics; "negative identification can only be accomplished through biometric identification"; "if a pin or password is lost or forgotten it can be changed and reissued but a biometric identification cannot"


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Fingerprint authentication can be hindered by friction or dryness of the skin, while iris scanning can be difficult depending on the size of the user's eye, thereby preventing successful registration and verification at times.
As the systems integrator for this pilot program, Unisys will coordinate the testing of biometric technologies that likely will include fingerprinting, facial recognition and iris scanning.
Other biometrics include voice recognition, iris scanning, and fingerprinting.
 
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