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The world through a lens: the vision of Sir Harold Ridley
  1. D B Moore1,
  2. A Harris2,
  3. B Siesky2
  1. 1University of Washington School of Medicine, Department of Ophthalmology, Seattle, Washington, USA
  2. 2Indiana University School of Medicine, Department of Ophthalmology, Indianapolis, Indiana, USA
  1. Correspondence to Daniel B Moore, Department of Ophthalmology, University of Washington School of Medicine, 1959 NE Pacific Street, Box 356485 Seattle, WA 98195-6485, USA; dbmoore{at}


Sir Harold Ridley is recognised today as the inventor of intraocular lens implantation, one the most successful and common procedures in all of surgery. His story, however, is not largely one of triumph and public accolade. This paper reviews Ridley's invention of the intraocular lens and highlights the struggles he faced after his discovery.

  • Ophthalmology
  • history
  • cataract extraction
  • intraocular lens

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  • Competing interests None.

  • Provenance and peer review Not commissioned; externally peer reviewed.