English

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Etymology

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light +‎ guide

Noun

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lightguide (plural lightguides)

  1. (physics) A waveguide used to guide light
    • 2015, Dominika Alfs, “Test of Lightguides for the J-PET Detector”, in arXiv[1]:
      It was proven that the insertion of the thin lightguide does not spoil the time resolution and the light output.

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