no.
it means a person sees with the same acuity at 20 feet as a person with 'normal' vision.
if you have 20/40 vision you see at 40 feet what a person with normal vision can discern at 20 feet.
it means a person sees with the same acuity at 20 feet as a person with 'normal' vision.
if you have 20/40 vision you see at 40 feet what a person with normal vision can discern at 20 feet.
I am often amazed at how narrow minded you are PH. Really, you seem to have the attitude of a Millennial or Post-Millennial. Did you ever get a trophy for not winning? Do you look at your smart phone more that 2 times per day? If so, I might understand why you feel you deserve something you didn't have to work for.
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