Astigmatism meaning: Astigmatism is an imperfection in the

Astigmatism is an imperfection in the curvature of your eye’s cornea or lens. With astigmatism your vision is blurry at all distances. Astigmatism is a type of refractive error due to rotational asymmetry in the eye's refractive power. The lens and cornea of an eye without astigmatism are nearly spherical, with only a single radius of curvature, and any refractive errors present can be corrected with simple glasses. Astigmatism makes the shape of your eye more curved than it should be. It causes blurred vision at all distances. Find out more about astigmatism , a common eye condition, including the symptoms and how it's treated.