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Words related to prism

prism
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  • dove prism

    a prism that inverts a beam of light, often used in a telescope to produce an erect image.

  • amici prism

    a compound prism that spreads out incident white light into a spectrum but produces no deviation of the central color of the dispersed beam.

  • pentaprism

    a prism that has five faces, a pair of which are at 90° to each other; a ray entering one of the pair emerges from the other at an angle of 90° to its original direction: used especially in single-lens reflex cameras to reverse images laterally and reflect them to the viewfinder.

  • prism diopter

    a unit of prismatic deviation, in which the number one represents a prism that deflects a beam of light a distance of one centimeter on a plane placed normal to the initial direction of the beam and one meter away from the prism.

  • prismatic

    of, relating to, or like a prism.

  • spectrometer

    an optical device for measuring wavelengths, deviation of refracted rays, and angles between faces of a prism, especially an instrument (prism spectrometer) consisting of a slit through which light passes, a collimator, a prism that deviates the light, and a telescope through which the deviated light is viewed and examined.
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