Snellen chart
Noun
Meaning
display consisting of a printed card with letters and numbers in lines of decreasing size; used to test visual acuity
Source: WordNetSynonyms
test card
sight chart
vision chart
eye health chart
ophthalmic chart
vision screening chart
vision test chart
visual acuity chart
visual acuity test
visual assessment chart
eye check-up chart
eye diagnostic chart
eye examination chart
eye screening chart
eye test chart
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