The child's toy known as the View-Master presented two slightly different pictures to the two eyes, producing an effect of three-dimensionality. Which depth cue did the View-Master rely on?
A) motion parallax
B) texture gradients
C) binocular disparity
D) redundancy

Question

Quizplus · Accepted Answer

The View-Master relied on binocular disparity, which is the difference between the retinal images in the two eyes that provides information about depth. The two slightly different pictures presented to the two eyes in the View-Master created a stereoscopic effect, producing the perception of three-dimensionality.

The Child's Toy Known as the View-Master Presented Two Slightly