| 释义 |
phi phenomenon
phi′ phenom`enon
n. the perception of movement when stationary stimuli are presented as a series in an ordered progression.
phi phenomenon
phi phe·nom·e·nonan illusion of movement, which occurs by means of successive visual impressions at intervals of 1/15 to 1/20 sec; when an occluder is passed from one eye to the other while a small distant light is observed, the light seems to move with the occluder in exophoria, but in an opposite direction in esophoria. |