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light box

noun
  1. a boxlike object having a uniformly lighted surface, as of ground glass, against which films or transparencies can be held for examination.
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Origin of light box

First recorded in 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for light box

Historical Examples of light box

  • Having the light-box, the burners must be placed in it properly.

    Bromide Printing and Enlarging

    John A. Tennant

  • The form of light-box presupposes the choice of illuminant, and in this there is a wide range.

  • A light-box is basically a frosted pane of glass with a light beneath it to produce soft, even, non-glaring illumination.

    The Science of Fingerprints

    Federal Bureau of Investigation

  • If no light-box is available, a clear window may be utilized in "blocking" the negatives.

    The Science of Fingerprints

    Federal Bureau of Investigation

  • If wood is used, the light-box is apt to split under the influence of the heat within.

    Practical Cinematography and Its Applications

    Frederick Arthur Ambrose Talbot


British Dictionary definitions for light box

light box

noun
  1. a light source contained in a box and covered with a diffuser, used for viewing photographic transparencies, negatives, etc
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012