Assertion: astigmatism's eye | /r/CapableOf | focus light rays
Facets:
value: to a single point
type: TRANSITIVE-OBJECT
value: efficiently
type: MANNER
value: properly
type: MANNER
value: onto the retina
type: TRANSITIVE-OBJECT
value: at the back of the eye
type: LOCATION
Source sentences:
text: the surface of the cornea is shaped more like a football instead of round like a basketball, the eye is unable to focus light rays to a single point.
text: the surface of the cornea is shaped more like a football instead of round like a basketball, the eye is unable to focus light rays to a single point.
text: A laser is used to reshape the cornea — the clear, round dome at the front of the eye — to improve the way the eye focuses light rays onto the retina at the back of the eye.
text: This then allows the eye to focus light rays properly, which may lead to clearer vision.
text: This spherical curve then allows the eye to focus light rays efficiently, which in turn may lead to clearer vision.
text: the surface area of the cornea is formed more like a football rather of round like a basketball, the eye is unable to focus light rays to a single point.