An Optical Illusion Plays Tricks with our Eyes

An Optical Illusion Plays Tricks with our Eyes

In 32 tips to get ideas to spend your free time is a drawing of a sun, giving the optical illusion that the inner circle is much whiter than the surrounding white outside the drawing.

A former colleague even made an airbrush in which the inside of such a form was darker than the environment, and still, it seemed lighter.

So I wanted to examine that. How much black can I add until the inner shape seems darker than the outer space?

Read more