OPTICAL ILLUSIONS

The optical illusions are related with the sense of sight. They are characterized of the perception of wrong or fake images. The images are fake when our brain sees things which no exists, or wrong, if the brain misinterpret the visual information.

Optical illusions are considerate art and science, and generate fake interpretations of reality. Those illusions aren’t real but neither imaginary. Well, our world is not like we see it, the reality we perceive is an appearance fruit of the information we collect from our senses, so, we should not trust in them.

Our brain always needs to found a meaning and a balance in everything it perceives. In front of an optical illusion, the brain has not answer so it decides to reinterpret the information by itself and draws its own conclusions.

And now you will truly ask: And how can the brain reinterpret the information by itself? Easy, the brain is based on personal experiences and innate ideas which allows to draw its conclusions.

There are different explications of illusions. The physical explanation is based in the senses we perceive, the optical one provide the 80% of the brain information. The physiological explanation creates a fake sensation of movement because the contrast between colours and the constant movement of our eyes or head. The psychological explanation says that the visual information we perceive is not enough, the nervous system is key for the interpreting of illusions.