Astigmatism is an optical defect in which vision is blurred due to the inability of
the optics of the ... Astigmatism causes difficulties in seeing fine detail resulting in
blurred vision. Three opt...
Astigmatism usually is caused by an irregularly shaped cornea. Instead of the
cornea having a symmetrically round shape (like a ...
However, if your cornea or lens isn't evenly and smoothly curved, then it causes
light rays to be unevenly focused. This causes a refractive error. Astigmatism is a
Oct 8, 2014 ... What is Astigmatism - this comprehensive overview covers symptoms, causes,
risk factors, tests & diagnosis, treatment options.
Nov 25, 2015 ... Astigmatism is a common vision problem caused by an error in the shape of the
cornea. With astigmatism, the lens of the eye or the cornea, ...
An eye with astigmatism has a cornea that is curved more like a football, with
some areas that are steeper or more rounded than others. This can cause
The main symptom of astigmatism is blurred vision. It occurs because the cornea
at the front of the eye is unevenly curved. Eyesight problems, such as ...
The vision problems caused by astigmatism are a result of defects within the eye.
In most cases these defects are present from birth.
Nov 20, 2015 ... Astigmatism facts What is the definition of astigmatism? What are the different
types of astigmatism?
Learn more about what causes astigmatism and who's at risk for developing it at