- The apparent displacement, or difference of position, of
an object, as seen from two different stations, or points of view. - The apparent difference in position of a body (as the
sun, or a star) as seen from some point on the earth's surface, and as
seen from some other conventional point, as the earth's center or the
sun.
Parallax Parallax is the perception of objects as moving when the eyes are moved. Objects closer than the point the eyes are fixed on seem to move in the opposite
Motion parallax Motion parallax is one of the cues used in depth perception in which near objects seem to move faster than objects that are further away.