Stereoscopy is an image technique that creates the illusion of depth and three-dimensional space. This method uses our ability to see the world three-dimensionally with both eyes and attempts to simulate this effect artificially.
Three-dimensional paintings and films are like a window into another world: their image is not flat, but plastic, as if it really existed. But how do 3D photographs and 3D films actually work? What is behind the magical impression of depth?