Definition of Diopter. Meaning of Diopter. Synonyms of Diopter

Here you will find one or more explanations in English for the word Diopter. Also in the bottom left of the page several parts of wikipedia pages related to the word Diopter and, of course, Diopter synonyms and on the right images related to the word Diopter.

Definition of Diopter

Diopter
Diopter Di*op"ter, Dioptra Di*op"tra, n. [L. dioptra, fr. Gr. ?. See 2d Dioptric.] An optical instrument, invented by Hipparchus, for taking altitudes, leveling, etc.

Meaning of Diopter from wikipedia

- A diopter sight is an aperture sight component used to ****ist the aiming of ranged weapons, mainly firearms, airguns, and crossbows. Diopters function...
- A dioptre (British spelling) or diopter (American spelling), symbol dpt, is a unit of measurement with dimension of reciprocal length, equivalent to one...
- up diopter in Wiktionary, the free dictionary. In modern usage, diopter or dioptre is a measure of the refractive power of an optical system. Diopter may...
- to achieve the illusion of deep focus with optical tricks (split-focus diopter) or by compositing two or more images together. The opposite of deep focus...
- Farsighted for Two Diopters (Bulgarian: Два Диоптъра Далекогледство / Dva Dioptara Dalekogledstvo) is a 1976 Bulgarian comedy film directed by Petar B...
- it is designed. In old texts, the speculum may also be referred to as a diopter or dioptra. Like an endoscope, a speculum allows a view inside the body;...
- 20 m (21.9 yd) increments. For low-visibility use, a reversible clip-on diopter with two self-luminous tritium-powered inserts (later carbon-14, one-side...
- Prescribing Prism". www.aao.org. Retrieved 2017-11-01. "the definition of prism diopter". Dictionary.com. Retrieved 2017-11-01. Jenean, Carlton (2000). Frames...
- specified by their optical power in diopters, the reciprocal of the focal length in meters. For a close-up lens, the diopter value is positive: the bigger the...
- eye would have a near point of 111 cm=9 diopters{\displaystyle {\frac {1}{11\ {\text{cm}}}}=9\ {\text{diopters}}}. A person with hyperopia has a near point...