autostereogram

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English[edit]

A random dot autostereogram encodes a 3D scene which can be "seen" with proper viewing technique.
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Etymology[edit]

auto- +‎ stereogram

Noun[edit]

autostereogram ‎(plural autostereograms)

  1. A single-image stereogram, designed to trick human eyes and brains into seeing a three-dimensional scene in a two-dimensional image
    To help see a random dot autostereogram correctly, pull the eyes (and face) towards, say, within one inch of the random dot autostereogram, and then slowly pull away, until the central 3D shape coalesces into view.

Synonyms[edit]