Submitted by Lord_Poopsicle t3_zp2yxy in askscience
rootofallworlds t1_j0utwve wrote
Reply to comment by esach88 in Do babies see mirrors as focused or blurry? by Lord_Poopsicle
If you want to put the book or screen ten times further away, the letters need to be ten times the size to have the same angular size. That applies whether or not you put flat mirrors you put in the light path.
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