A visual defect known as astigmatism is the result of
A)one's eyeball being too short.
B)one's eyeball being too long.
C)an abnormal distribution of visual receptors in the retina.
D)a misshapen cornea or lens.

Question

Quizplus · Accepted Answer

Astigmatism is caused by a misshapen cornea or lens, which prevents light from focusing properly on the retina, leading to blurred vision.

A Visual Defect Known as Astigmatism Is the Result of