What is the meaning of diopter?

noun

  • A unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters; used by oculists.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). diopter. Retrieved September 21, 2026, from http://smartdefine.org/diopter/definitions/1243695
ChicagoWordNet. 2010. "diopter" http://smartdefine.org/diopter/definitions/1243695 (accessed September 21, 2026).
HarvardWordNet 2010, diopter, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/diopter/definitions/1243695>.
MLAWordNet. "diopter" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/diopter/definitions/1243695>
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