No, it's not one for each eye.
20/40 is half the acuity of 20/20, and 20/10 is double the acuity of 20/20.
Posted By: Arizona Bay, Jul 18, 12:16:10
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Written & Designed By Ben Graves 1999-2025
20/40 is half the acuity of 20/20, and 20/10 is double the acuity of 20/20.
Posted By: Arizona Bay, Jul 18, 12:16:10
Written & Designed By Ben Graves 1999-2025