A crossed horizontal binocular disparity of 5 degrees will:
A) Correspond to a point farther away than fixation
B) Appear diplopic
C) Allow very fine depth discrimination
D) Correspond to a point the same distance as fixation

Question

Quizplus · Accepted Answer

Crossed horizontal binocular disparity typically results in double vision (diplopia) because the eyes are unable to merge the two images into a single perception when the disparity exceeds a certain threshold, such as 5 degrees, which is too large for successful fusion.

A Crossed Horizontal Binocular Disparity of 5 Degrees Will