A refractive error, or refraction error, is an error in the focusing of light by the eye and a frequent reason for reduced visual acuity.
Other articles related to "refractive error, refractive errors":
... who is wearing eyeglasses or contacts that properly correct any refractive errors he or she has ... of blur that might be seen by someone who has one, two, or three diopters of refractive error ... chart for each additional 0.25 to 0.5 diopters of refractive error ...
... The global prevalence of refractive errors has been estimated from 800 million to 2.3 billion ...
Famous quotes containing the word error:
“Truth is one, but error proliferates. Man tracks it down and cuts it up into little pieces hoping to turn it into grains of truth. But the ultimate atom will always essentially be an error, a miscalculation.”
—René Daumal (19081944)