For example, an estimated 23% of 20- to 39 ... How astigmatism affects light perception Ophthalmologists say blurry vision from astigmatism is the same no matter what time of day it is.

If you have astigmatism, your vision may be blurry and distorted instead of sharp and crisp. In astigmatism, the cornea (the clear dome that covers your eye) or the lens (which focuses light rays ...