ocr: rlold your tumt ar arms lengen in front or your face andlook ar it witn one eye closed. Notice its placement wIENI respectto tre background. Now close that eye and operi the ouer one, and look ar te background. Notice that your thumb seerns to cnange posion against the background 1--it appears t move across te background. This is pecause your eyes are aren centimeters apart rrot eacn otner and nave a dirrerent point of view. Tnis is wnat givesyou Stereo vision and lets youjudge tne distance oran object. The angle the object appears to move from - eyetoeyegives a measure orits distance. Youare ...
