Binocular Disparity

Definition

Binocular disparity refers to the difference in the images seen by each eye, which allows for depth perception. It occurs because our eyes are positioned slightly apart.

Related terms

Convergence: Convergence refers to how much our eyes turn inward to focus on an object. When an object is close, our eyes converge more than when it's far away.

Stereopsis: Stereopsis is the visual perception of depth produced by binocular disparity. It allows us to perceive objects in three dimensions.

Retinal Disparity:

Retinal disparity is another term for binocular disparity and specifically refers to the difference between the images projected onto each retina.