flash-lag effect

English

When a visual stimulus moves along a continuous trajectory, it may be seen ahead of its veridical position with respect to an unpredictable event such as a punctuate flash.

Noun

flash-lag effect (plural flash-lag effects)

1. A visual illusion wherein a flash and a moving object that appear in the same location are perceived to be displaced from one another.

   Synonym: flash-lag illusion