Hold your right index finger two feet in front of your face, close one eye, and look at your finger. Now alternate eyes, opening and closing each eye rapidly. Your finger jumps back and forth, illustrating which depth cue?

Question

Quizplus · Accepted Answer

The phenomenon described illustrates binocular disparity, which is the slight difference in the image seen by each eye due to their slightly different positions. This disparity is used by the brain to gauge depth perception.

Hold Your Right Index Finger Two Feet in Front of Your