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Lera25 [3.4K]
3 years ago
15

What is the meaning of the two numbers used in the Snellen Eye Chart?

Health
1 answer:
zavuch27 [327]3 years ago
6 0
These numbers measure your visual acuity, so if you have 20/20 vision, you can clearly see at 20 feet what normally should be seen at that distance, according to the American Optometric Association
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