Eye — Errors of refraction

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6 Terms

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Astigmatism
Defective curvature of the cornea or lens, causing blurred or distorted vision.
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Hyperopia
Farsightedness; light focuses behind the retina.
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Hypermetropia
Another term for hyperopia; farsightedness.
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Myopia
Nearsightedness; light focuses in front of the retina.
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Presbyopia
Age-related difficulty focusing on near objects due to reduced accommodation.
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Accommodation
Ability of the eye to adjust the lens to focus on objects at different distances.