bn:00003506n
Noun Concept
Categories: Vision, Disorders of ocular muscles, binocular movement, accommodation and refraction, Refraction, Corrective lenses
EN
ametropia  refractive error  Abnormality of refraction  Cylindrical error  disorder of refraction
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EN
Refractive error is a problem with focusing light accurately on the retina due to the shape of the eye and/or cornea. Wikipedia
Cause of vision problems Wikidata
Any of several disorders of the eye (spherical or cylindrical) resulting from faulty refractive ability. Wiktionary
Any of several disorders of the eye resulting from faulty refractive ability. Wiktionary (translation)