Keyword Analysis & Research: 2020


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Frequently Asked Questions

What does 202020 mean?

1 Answer. The 20/20 nomenclature is an old system devised by Hermann Snellen, a Dutch Ophthalmologist, in 1862. 20/20 means the viewer can see at 20 feet what a “normal” person would see at 20 feet.

What does 20 10 vision mean?

Vision is denoted by 20/20 that means your vision is normal. This is actual measure by Balie-lovie chart. The chart kept at 20 ft distance and the normal vision size of letter is 20 size on that chart. If someone denoted your vision is 20/10 and he is a qualified Optometrist or Ophthalmologist then your vision is more that normal.

What does 20/20 vision mean?

“ A person with 20/20 vision can see what an average individual can see on an eye chart when they are standing 20 feet away,” says Dr. McKinney, an ophthalmologist and glaucoma specialist at Eye Health Northwest in Oregon City, Ore. An eye chart measures visual acuity, which is the clarity or sharpness of vision.


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