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September 26, 2018 By opticiancertif

Refractive error

The amount of myopia, hyperopia or astigmatism. An error in refraction of the eye. An optical defect in an unaccommodating eye in which parallel light rays do not focus sharply on the retina.

Related Links

Refractive Errors — Kellogg Eye Center — Michigan Medicine

Facts About Refractive Errors — National Eye Institute

Refractive Errors — National Eye Institute

Refractive error

Overview of Refractive Error – Eye Disorders – MSD Manual Professional Edition

Refractive Error and Astigmatism – VisionAware

Refractive Errors — Astigmatism — Myopia — MedlinePlus

Refractive Errors and Refraction – How the Eye Sees

Refractive Errors (Vision Problems) – Your Sight Matters

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