The Penrose triangle (here dcorated with playing dices) is a very traditional form of optical illusion which seemed very difficult to reproduce in real life and in 3D. Up to we’ve seen these two impressive realisations: YouTube link
YouTube link We have to admit that we all thought it was only an optical illusion up to this video demonstration. Or should we follow the counter-explanation showing that this is a simple perspective trick:
M.C.Escher paintings and engravings are playing havoc with perspective and the way our senses and brain build and internal image of what is visible. I would not believe it possible to reproduce them with such a rigid structure as the one provided by Lego bricks. Andrew Lipson is not the guy to be stopped by… Read More
This video was created to illustrate True Reverse Perspective. True Reverse Perspective from JMS on Vimeo. You will notice that the perspective is totally reversed (near objects are small and far ones are small). Slightly perturbating for the senses, indeed.