Comment on There is the face of a cat in this picture. Can you find it?
DrBob@lemmy.ca 2 months agoHere’s another example. Look at this grating from several feet away.
ChaoticNeutralCzech@feddit.org 2 months ago
Comment on There is the face of a cat in this picture. Can you find it?
DrBob@lemmy.ca 2 months agoHere’s another example. Look at this grating from several feet away.
Marternus@discuss.tchncs.de 2 months ago
How does it work?
Allero@lemmy.today 2 months ago
Contrast variations in white tiles, it seems. When you look close, the brain compares shades of white to the neighboring black. When you look far away, brain focuses on larger patterns.
pyre@lemmy.world 2 months ago
that’s what it is, I’ve made over before. basically grayscale image faintly on a black and white pattern, doesn’t need to be checkerboard.
remotelove@lemmy.ca 2 months ago
Magnets, maybe.
EmpathicVagrant@lemmy.world 2 months ago
Spray a little water on it and the illusion stops working, so yeah it must be magnets.