Parallax

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Revision as of 06:11, 16 October 2008 by imported>Paul Wormer (New page: {{subpages}} '''Parallax''' is the apparent change in the position of an object resulting from a change in position of the observer. [[Image:Parallax.png|right|thumb|300px|An observer at v...)
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Parallax is the apparent change in the position of an object resulting from a change in position of the observer.

An observer at viewpoint 1 measures the object to be at p1 on the scale and an observer at viewpoint 2 measures it at p2. The distance p2−p1 is the (linear) parallax.