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binocular disparity

   Also found in: Wikipedia 0.01 sec.
binocular disparity
n
(Life Sciences & Allied Applications / Physiology) Physiol the small differences in the positions of the parts of the images falling on each eye that results when each eye views the scene from a slightly different position; these differences make stereoscopic vision possible


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This is called binocular disparity - when you alternate between closing your left and right eye, objects appear to jump back and forth.
While photographing image #3, the plane was moving right; as a result, the binocular disparity was affected in the opposite direction.
This impression of depth results from the fact that the binocular disparity or parallax shift between the two eyes conveys information about the relative distances of objects from the viewer and thereby clarifies the spatial relationships among objects from near to far (Ferwerda; Frisby; Gregory).
 
 
 
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