That is a great reminder--and trick...
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Wider the aperture (lower the f-number), the narrower the
posted by Tommy Baseball
...I have pretty decent vision, but anything closer than 10 inches to my face gets very blurry without glasses, and anything over 10 feet starts to blur a bit.
I just punched a tiny hole in a receipt with a ballpoint pen and tried reading through it at about 6 inches--no problem! (Other than having to move along word by word.)
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