Distance Vision Eye Chart - Illiterate E
Manufacturer: | Graham Field |
Unit of Measure: | Ea |
Your Price: | $12.95 |
Product Description
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When checking visual acuity, one eye is covered at a time and the vision of each eye is recorded separately, as well as both eyes together. In the Snellen fraction 20/20, the first number represents...
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This is a chart for measuring visual acuity at a distance - in other words, how well you can see things that are far away.