Tachistoscope(redirected from Tachtistiscope)
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The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
a device for the brief presentation of visual stimuli, such as letters, words, numbers, or geometric figures. Tachistoscopes are used in psychology to determine the speed and accuracy of perception and to study attention.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.