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Refractive error: An uncorrected astigmatic eye
Refractive error: An uncorrected astigmatic eye
The refractive power of the eye is different in different meridians. Light rays can never be brought to a single point, and objects will appear blurry at any distance. The circle of least confusion is demonstrated on the retina.
Reproduced with permission from Yanoff M, Duker JS. Ophthalmology, Mosby 1999. Copyright © 1999 Elsevier Science.
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