Assertion: astigmatism's cornea | /r/Causes | vision
Facets:
Source sentences:
text: Astigmatism facts Astigmatism is an eye disorder in which the cornea (the clear tissue covering the front of the eye) is abnormally curved, causing out-of-focus vision.
text: Astigmatism Overview Astigmatism is an eye condition in which the cornea is abnormally curved and causes out-of-focus vision.