Diopter
Last Updated: January 2, 2026 at 12:30 PM
Scrabble:10 ptsWWF:11 pts7 letters
Definition of Diopter
noun
- A unit of measure of the power of a lens or mirror, equal to the reciprocal of its focal length in meters. Myopia is diagnosed and measured in diopters.
- The dioptre adjustment mechanism of a pair of binoculars.
- Any lens system, such as a telescope.
- A theodolite or similar surveyor’s angle measuring device.
- An alidade.
Anagrams of Diopter
Words You Can Make
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