Question:

What does it mean when...

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your optometrist says you have 20/400 vision? I wasn't even aware that number could be possible! Is that bad?

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  1. oh wow. i never heard of that.

    but itts probbaly very baddd.


  2. Wow - that's really bad actually.  It means what a normal person can see 400 feet away, you can't see the same object until you're 20 feet away from it.  
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