Whats is the definition of Astigmatism ?
And why is it so ; what makes this happen ?
( If you could add a picture of astigmatism it would be nice too.)
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Answer:
a common imperfections in the eye curvature.
Explanation:
with this the front surface of the eye or the lens inside the eye is curved differently in one direction or the other
- very common in India. more than 10 million cases per year.
with this eye defect the sight at night would be like this
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