what is a parallax
Definitions &Translations Parallax is a displacement or difference in the apparent position of an object viewed along two different lines of sight, and is measured by the angle or semi-angle of inclination between those two lines. The term is derived from the Greek word ÏÎ±ÏÎ¬Î»Î»Î±Î¾Î¹Ï (parallaxis), meaning alteration.