
1
India
Name : ASF UNIVERSAL Set of English and E Chart Vision Test Chart (Snellen
Net Quantity (N) : 1
A person taking the test covers one eye from 6 metres or 20 feet away, and reads aloud the letters of each row, beginning at the top. The smallest row that can be read accurately indicates the visual acuity in that specific eye. The symbols on an acuity chart are formally known as "optotypes"
Country of Origin : India
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