Here is another set of small optical illusion and visual perception related images you can link to from your own website / profile page.
Pic #2 of 25(back to thumbnails)
False coloured decoration from a 6th century BCE Corinthian Greek vase: do you see the beasts as dark outlines on a pale background, or pale shapes on a dark ground?
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In case you missed them you can still see the second perception pictures as well as the first set of illusion pictures.
i dont understand
Me neither