Photoscope

Definitions

  • Webster's Revised Unabridged Dictionary
    • n Photoscope (Physics) Anything employed for the observation of light or luminous effects.
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Century Dictionary and Cyclopedia
    • n photoscope An instrument or apparatus for exhibiting photographs.
    • n photoscope An instrument consisting of a selenium-cell, or an arrangement of some other substance whose electrical resistance varies with the degree of illumination, together with a telephone-receiver placed in the same electrical circuit, by means of which the varying intensities of light may be detected.
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Etymology

Webster's Revised Unabridged Dictionary
Photo-, + -scope,

Usage

In literature:

Phantoscopes, Bioscopes, Photoscopes, and many other instruments followed in quick succession.
"The Romance of Modern Invention" by Archibald Williams
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