What is a Troxler effect?

You notice this fading away phenomenon because your brain deems the other stuff unnecessary with your focus being on a single point. This phenomenon was discovered in 1804 by a Swiss physician and philosopher Ignaz Troxler.

By   |  Published: 9th Jul 2018  9:00 pmUpdated: 9th Jul 2018  11:33 pm

Troxler effect, also known as Troxler’s fading, is an optical illusion affecting visual perception. When one fixates on a particular point for even a short period of time, an unchanging stimulus away from the fixation point will fade away and disappear.

You notice this fading away phenomenon because your brain deems the other stuff unnecessary with your focus being on a single point. This phenomenon was discovered in 1804 by a Swiss physician and philosopher Ignaz Troxler.