Scientists developed an instrument called the tachistoscope to study the effects of flicker.    From Wordnik.com.  [Find Your Focus Zone] Reference

A device called a tachistoscope was used during WWII to help fighter pilots identify aircraft silhouettes.    From Wordnik.com.  [Speed Reading: Fact or Fiction? « Articles « Literacy News] Reference

The simple java application is based on the tachistoscope, a rapid image recognition device.    From Wordnik.com.  [A Book is Just a Very Long Text Message, Arnold Kling | EconLog | Library of Economics and Liberty] Reference

In laboratory tests, split brains look at objects through a tachistoscope that presents information to only one hemisphere or look at image that is flashed briefly to one side of the visual field.    From Wordnik.com.  [Split Brain] Reference

Researcher James Vicary has installed a tachistoscope, a machine that can inject subliminal images of tiny fractions of a second-far below that of a person's conscious threshold.    From Wordnik.com.  [jeffmilner.com] Reference

In 1931 Brown edited a volume of experiments by Gertrude Stein, Ezra Bound, Eugene Jolas, Kay Boyle, Robert McAlmon, Williams Carlos Williams and Charles Henri Ford, Readies for Bob Brown’s Machine, which used a tachistoscope-like reading machine which presented “a moving spectacle,” that ran “on forever before the eye without having to be chopped up into columns, pars, etc.”.    From Wordnik.com.  [Bob Brown] Reference