GreenGrass
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Source: http://www.seventeen.com/life/news/...ion-picture-can-determine-if-you-need-glasses
Students at the Massachusetts Institute of Technology created an optical illusion that's also a test to determine vision impairment.
Basically, if you see Marilyn Monroe in the picture below from a reasonable distance (about a foot away), you need glasses.
See Albert Einstein? You probably have good vision.
Here is the photo in question.
and yes, Marilyn Monroe and Albert Einstein are both CACs.
Students at the Massachusetts Institute of Technology created an optical illusion that's also a test to determine vision impairment.
Basically, if you see Marilyn Monroe in the picture below from a reasonable distance (about a foot away), you need glasses.
See Albert Einstein? You probably have good vision.
Here is the photo in question.
and yes, Marilyn Monroe and Albert Einstein are both CACs.