Physics:Swept-plane display
From HandWiki
Swept-plane display is a structure from motion technique with which one can create the optical illusion of a volume of light, due to the persistence of vision property of human visual perception.
The principle is to have a 2D lighted surface sweep in a circle, creating a volume. The image on the 2D surface changes as the surface rotates. The lighted surface needs to be translucent.
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