Binocular Cues

Modified: 2024-06-11 2:45 PM CDST


Retinal Disparity

or Stereoscopic Vision

Binocular Convergence

Take your pen or pencil and hold it about 2 feet away from your face. Then, bring it slowly toward your face. At about 7-9 inches away you should feel your eye muscles straining and they will lose focus. Move the pencil or pen within that short range. The muscle strain was caused by your eyes rotating inward to their limit.


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