Most people who need corrective lenses usually have Myopia (nearsightedness), Hyperopia (farsightedness), Presbyopia (age-related farsightedness) or Astigmatism. These refractive errors all occur when light fails to focus properly on the retina. Learn more about how your eyes are affected by these common eye problems.
The Normal Eye
Most people who need corrective lenses usually have Myopia (nearsightedness), Hyperopia (farsightedness), Presbyopia (age-related farsightedness) or Astigmatism. These refractive errors all occur when light fails to focus properly on the retina. Learn more about how your eyes are affected by these common eye problems.