Your cornea is the clear front part of your eye. It is like a window that controls and focuses the light coming into the eye. If your cornea has an irregular shape, the light does not focus properly. Everything looks blurry. This is a refractive error.
Four common refractive errors are
Glasses or contact lenses can usually correct refractive errors. Laser eye surgery may also be a possibility.
National Eye Institute
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Date last updated: 12 August 2008 Topic last reviewed: 22 June 2008 |