The successive blinking on and off of the lights on the neon sign gave the impression of beer filling a glass. What is the name of this illusion?

Question

Quizplus · Accepted Answer

The phi phenomenon is the illusion of perceiving continuous motion when two or more adjacent stimuli (in this case, the blinking lights) are presented in quick succession, giving the impression of the beer glass filling up.

The Successive Blinking on and Off of the Lights on the Neon