Assertion: astigmatism's eye | /r/CapableOf | help focus light
Facets:
Source sentences:
text: Astigmatism is an eye disorder in which your cornea (a clear covering that goes over the center of the front of the eye past the colored iris) or the lens (the clear part of the eye behind the center of the eye and iris that helps focus light) is irregularly shaped.
text: The cornea and the lens are two parts of the eye that help focus the light.