- error of refraction
- refractive error deviation from optimal focusing of light (emmetropia) by the lens of the eye onto the retina, such as myopia, hyperopia, astigmatism, or anisometropia.
Medical dictionary. 2011.
error of refraction
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Refractive error — Refraction error Classification and external resources ICD 10 H52.0 H52.4 ICD 9 … Wikipedia
Refraction — For the property of metals, see refraction (metallurgy). For the magic effect, see David Penn (magician). For the refraction in atmosphere, see Atmospheric refraction. Light on air–plexi surface in this experiment mainly undergoes refraction… … Wikipedia
error de refracción — Eng. Refraction error Ver ametropía … Diccionario de oftalmología
error refractivo — Eng. Refraction error Potencia dióptrica necesaria para conseguir la emetropía … Diccionario de oftalmología
Automated Refraction System — An automated refraction system is a group of ophthalmic devices used during an eye examination to aid in the determination of a person s refractive error and prescription for glasses or contact lenses. The standard components of an automated… … Wikipedia
Index error — Index In dex, n.; pl. E. {Indexes}, L. {Indices}(?). [L.: cf. F. index. See {Indicate}, {Diction}.] [1913 Webster] 1. That which points out; that which shows, indicates, manifests, or discloses; as, the increasing unemployment rate is an index of … The Collaborative International Dictionary of English
Index of refraction — Index In dex, n.; pl. E. {Indexes}, L. {Indices}(?). [L.: cf. F. index. See {Indicate}, {Diction}.] [1913 Webster] 1. That which points out; that which shows, indicates, manifests, or discloses; as, the increasing unemployment rate is an index of … The Collaborative International Dictionary of English
Doppler error — In using Doppler radar, the error in the measurement of target radial velocities as a result of atmospheric refraction. These errors result, first, from the assumption of a constant wave velocity for a nonhomogeneous atmosphere and, second, the… … Aviation dictionary
coastal refraction — One of the errors in a direction finder resulting from the change in the direction of travel of a radio ground wave as it passes from one medium to another (i.e., from land to sea or from sea to land). Also called land effect, shoreline effect,… … Aviation dictionary
azimuth error — As it pertains to radar, the bearing error due to horizontal refraction … Aviation dictionary
