polytropos' photos with the keyword: optical illusion

konkav – konvex (PiP)

konkav – konvex (PiP)

polytropos Posted on 04 May 2020
It's not only a cube ... (6 PIPs)

It's not only a cube ... (6 PIPs)

polytropos Posted on 06 Sep 2019
konkav – konvex

konkav – konvex

polytropos Posted on 01 Jun 2019