pseudoscope

American  

[soo-duh-skohp] / ˈsu dəˌskoʊp /

noun

1. an optical instrument for producing an image in which the depth or relief of an object is reversed.

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Etymology

Origin of pseudoscope

First recorded in 1850–55; pseudo- + -scope

Example Sentences

Of course in this practical age the inquiry is put—Of what use is the stereoscope or pseudoscope?

From Chambers's Edinburgh Journal, No. 426 Volume 17, New Series, February 28, 1852 by Chambers, William

The pseudoscope which produces effects opposite to those of the stereoscope is an interesting device.

From Visual Illusions Their Causes, Characteristics and Applications by Luckiesh, Matthew