retinal scan

1. 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.

Retinal scans are one means of identification that developed rapidly following the September 11 attacks (2001).

Example Sentences

Did it work off a retinal scan?

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Teachers participating in the program who choose not to carry the gun on their person would be required to store it in a biometric gun safe, which uses unique biological data such as a fingerprint or retinal scan to verify the owner’s identity.

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On “Soulmates,” last year’s anthology series on AMC, your data is uploaded via a painless retinal scan, but the life partner payoff remains the same.

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Fekrat’s and the Duke team’s vision is for a cheap and accessible retinal scan that could identify warning signs for various neurodegenerative diseases at the same time.

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Some systems can already detect early signs of cancer that might be missed by a radiologist or see things that are simply beyond human capacity—such as assessing cardiovascular risk from a retinal scan.

Read more on Nature