Editing Pulfrich effect (section)

{{Short description|Misperception of depth due to difference in timing between eye signals}}
{{Refimprove|date=September 2009}}
[[File:Pulfrich_effect_pendulum.svg|thumb|Plan view of a pendulum swinging in a plane (solid black) that appears to swing in an ellipse (dashed black) when one eye views it through a neutral-density filter &ndash; A denotes the actual position of the bob, A′ its previous position (as perceived by the darkened eye) and A* its apparent position; similarly for B and C.]]
The '''Pulfrich effect''' is a [[psychophysics|psychophysical]] [[percept]] wherein [[:wikt:lateral|lateral]] motion of an object in the field of view is interpreted by the [[visual cortex]] as having a depth component, due to a relative difference in signal timings between the two eyes.