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zoetrope

optical device
Also known as: daedalum

Quick Summary

The zoetrope is an optical toy that creates the illusion of movement. It consists of a cylinder with slits around its circumference. Inside the cylinder, figures are arranged on a band. When the cylinder spins, viewing the figures through the slits makes them appear to be in motion. This device operates on the principle of persistence of vision, where the human eye perceives a series of still images as continuous movement if shown in rapid succession. Invented by William George Horner in 1834, the zoetrope was an early step in the development of animation and motion pictures.123

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