Snellen chart
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Snel·len chart (sn

A chart for testing visual acuity, usually consisting of letters, numbers, or pictures printed in lines of decreasing size which a patient is asked to read or identify at a fixed distance.

[After Herman Snellen (1834-1908), Dutch ophthalmologist.]

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Noun

Snellen chart - display consisting of a printed card with letters and numbers in lines of decreasing size; used to test visual acuity

display, presentation - a visual representation of something

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Snellen chart (redirected from Vision test)

Snellen chart
(redirected from Vision test)