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A photographic ringlight
Dione and rightlight next to Saturn


ring +‎ light


ringlight (countable and uncountable, plural ringlights)

  1. (photography) A light source in a ring or torus shape that prevents distinct shadows.
    • 1960, University of Michigan. Museum of Paleontology -, Contributions - Volumes 15-16, page 128:
      Figures 2 and 6 are of the same specimens but photographed with a ringlight.
    • 1980, David Brooks, Carl Shipman, Theodore DiSante, How to control & use photographic lighting, →ISBN, page 132:
      Until recently, ringlights have been chiefly associated with technical illustration, such as close-up photography in medicine and dentistry.
    • 1985, Eyes of Nikon: a comprehensive guide to Nikkor and Nikon series E lenses:
      Built-in ringlight flash provides virtually shadowless, wraparound illumination for inaccessible or elusive subjects.
    • 2014, Master Lighting Guide for Portrait Photographers, →ISBN, page 151:
      One of the characteristics of ringlight, when used as the only source, is its shadow. Because the light expands equally in all directions, it also throws an even shadow.
    • 2014, Benny Migs, Alternative Portraiture, →ISBN, page 100:
      I had created a faux-ring light, and I was able to get a very cool ringlight effect for very little money.
  2. Synonym of ringshine
    • 1908, George Newnes, The Strand Magazine - Volume 36, page 298:
      The planet is illuminated by a superb ringlight, in addition to the radiance of various moons—for of the satellites there are several always above the horizon at the same moment.
    • 1983, John Varley, Titan, →ISBN, page 26:
      Gray striations became visible on the planetary surface, illuminated by ringlight.
    • 2016, Donald Suddaby, Prisoners of Saturn, →ISBN:
      The superbly designed hills already were taking on the blackness of coming night, several glaring in the ringlight as usual, those towards the horizon fading off into a jet obscurity.