stereoscope(redirected from stereoscopes)
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An optical instrument with two eyepieces used to impart a three-dimensional effect to two photographs of the same scene taken at slightly different angles.
(Photography) an optical instrument for viewing two-dimensional pictures and giving them an illusion of depth and relief. It has a binocular eyepiece through which two slightly different pictures of the same object are viewed, one with each eye
ster•e•o•scope(ˈstɛr i əˌskoʊp, ˈstɪər-)
an optical instrument through which two pictures of the same object, taken from slightly different points of view, are viewed, one by each eye, producing the effect of a single picture of the object, with the appearance of depth or relief.
An optical instrument through which two slightly different views of the same scene are presented, one to each eye, giving an illusion of three dimensions.
A lightweight handheld optical instrument for viewing side-by-side photographs taken with a special camera so that the combined image appeared to be three-dimensional. The two photographs were printed on a card about the size of a postcard.