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  • hyperopia
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National Eye Institute
Related terms:
anisometropia
astigmatism
myopia
presbyopia
refractive error
Disease or Syndrome
hyperopia Audio
hy·per·o·pi·a [ hahy-per-oh-pee-uh ]
Subclass of:
Refractive Errors
Etymology:
Greek hyper = over + opsis = vision
Hence long or far-sightedness.
Definitions related to hyperopia:
  • A refractive error in which rays of light entering the eye parallel to the optic axis are brought to a focus behind the retina, as a result of the eyeball being too short from front to back. It is also called farsightedness because the near point is more distant than it is in emmetropia with an equal amplitude of accommodation. (Dorland, 27th ed)
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Difficulty seeing objects that are nearby; farsightedness.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • (hypermetropia) An abnormality of refraction characterized by the ability to see objects in the distance clearly, while objects nearby appear blurry.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
  • Farsightedness (hyperopia) is a common vision condition in which you can see distant objects clearly, but objects nearby may be blurry.
    Mayo Clinic
    Mayo Foundation for Medical Education and Research, 2025
  • Hyperopia, refractive error or abnormality in which the cornea and lens of the eye focus the image of the visual field at an imaginary point behind the retina (the light-sensitive layer of tissue lining the back and sides of the eye). The retina thus receives an unfocused image of near objects...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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