Optical illusion - the impression of a visible object or phenomenon, untrue, ie optical illusion. Translated from the Latin word "illusion" means "a mistake, confusing." This suggests that the illusion has long been interpreted as some failures in the visual system. The study of their causes many researchers.
Some visual deceptions have long been a scientific explanation, others still remain a mystery.
If you cut a chocolate bar 5 on 5 and rearrange all the pieces in the order shown, then, out of nowhere, appears once a piece of chocolate. The same can be done with the usual chocolate and make sure that it is not computer graphics, but really existing mystery.
Take a look at these bars. Depending on what you are looking at the end, two pieces of wood, or will be near, or one of them will be on the other.
Cube and two identical cups
Optical illusion created by Chris Westall. On the table is a cup, next to which is a cube with a small cup. However, on closer inspection, we can see that in fact drawn a cube, and cups are absolutely of the same size. A similar effect was seen only at a certain angle.
The illusion of "The Wall Cafe»
Carefully look into the picture. At first glance, it seems that all the lines are curved, but in reality they are parallel. The illusion was discovered by R. Gregory Cafe Wall in Bristol. Hence the name of her.
The illusion of the Leaning Tower
Above you see two pictures Tower of Pisa. At first glance it seems that the tower on the right leans more than the tower on the left, but in fact these two images are the same. The reason lies in the fact that the visual system treats the two images as part of a single scene. Therefore, we think that both pictures are not symmetrical.
This illusion is called "Vanishing circles." It consists of 12 arranged in a circle of lilac pink spots with a black cross in the middle. Each spot disappears in a circle of about 0.1 seconds, and if you focus on the central cross can have the following effect:
1) at first seems that runs around the green spot
2) then purple spots begin to fade
Black and white illusion
See thirty seconds to four points in the center of the image, and then move the eyes to the ceiling and blinked. What did you see?
Here is a picture made up of multi-colored circle with a white dot in the middle. Take a look at this point for 30 seconds and you will see that the circles are slowly beginning to change color, or disappear altogether.
A loving couple
If you show this picture to children, they will see dolphins playing. But adults see something else. This is because the memory of children is in itself images of "adult life". The painting, which was written by Sandro Del Prete, so called "Message of Love from the Dolphins».
Ship or arch?
This illusion - a work of art. The picture painted by Rob Gonsalves - Canadian artist, representative of the genre of magical realism. Depending on where you look, you can see a long bridge or arch, or a sail ship.