[[File:The sun, street light and Parallax edit.jpg|thumb|right|In this photograph, the [[Sun]] is visible above the top of the [[streetlight]]. In the reflection on the water, the Sun appears in line with the streetlight because the [[virtual image]] is formed from a different viewing position.]]
AsMata themanusia eyeswan ofbinatang humansnang andlainnya otherbaandak animalsdi aretampat innang differentbalain-lain positionsdi onkapalanya, theparbidaan head,andak theyngini presentmahasilakan differentsudut viewspandang simultaneouslynang balain jua. ThisHal isngini themarupakan basis ofmatan [[stereopsisstereoskopik]], the process by whichsabuah theproses braindi exploitsmana theotak parallaxmaeksploitasi dueparalaks tomaraga thepandangan differentnang viewsbalain frommatan themata eyegasan tomandapatakan gainpersepsi depthnang perceptionjalas andwan estimatemamparkiraakan distancesjarak toka objectsubjik.<ref>{{Cite book | last1=Steinman | first1=Scott B. | last2=Garzia | first2=Ralph Philip | date=2000 | title=Foundations of Binocular Vision: A Clinical perspective | publisher=McGraw-Hill Professional | isbn=978-0-8385-2670-5 | pages=2–5 }}</ref> Animals also use ''motion parallax'', in which the animals (or just the head) move to gain different viewpoints. For example, [[pigeon]]s (whose eyes do not have overlapping fields of view and thus cannot use stereopsis) bob their heads up and down to see depth.<ref>{{harvnb|Steinman|Garzia|2000|loc=p. 180}}.</ref>
The motion parallax is exploited also in [[wiggle stereoscopy]], computer graphics which provide depth cues through viewpoint-shifting animation rather than through binocular vision.
