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Diopter Definition & Meaning

diopter
noun
  1. 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

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Frequently asked questions

What does diopter mean?
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
What part of speech is diopter?
Diopter is a noun.

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