A hand-held device with two eyepieces through which a pair of photographs of the same scene or subject, taken at slightly different angles, are viewed side by side: the two photographs are seen as a single picture apparently having depth, or three dimensions.
Webster's New World
Other Word Forms of Stereoscope
Stereoscope Sentence Examples
In light there are a series of papers on the eye, on the physiology of vision, on binocular vision, including the invention of one of the popular scientific instruments, the stereoscope, and on colour.
To Brewster is due the merit of suggesting the use of lenses for the purpose of uniting the dissimilar pictures; and accordingly the lenticular stereoscope may fairly be said to be his invention.
At a later period he was one of the leading contributors to the Encyclopaedia Britannica (seventh and eighth editions), the articles on Electricity, Hydrodynamics, Magnetism, Microscope, Optics, Stereoscope, Voltaic Electricity, &c., being from his pen.
The village has woollen mills, knitting mills, stereoscope, box, and collar and cuff factories and machine shops.
In this article only those instruments will be considered in which solid objects or objects in space are viewed; reference should be made to the article Stereoscope for the instruments in which plane representations are offered to both eyes.