retinal scan


A technology for the identification of individuals that depends on the uniqueness of the pattern of blood vessels in the retinas of people's eyes.

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notes for retinal scan

Retinal scans are one means of identification that developed rapidly following the September 11 attacks (2001).
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.