Question

what is astigmatism how can it be corrected

Answer 1

Explanation:

astigmatism can be corrected with eyeglasses, contact lenses or surgury individual life style affect the way astigmatism is treated. eyeglasses are the simplest and safest way to correct astigmatism

Answer 2

Answer:

hope it helps

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Astigmatism: The defect by which the person is not able to differentiate horizontal and vertical position, is called astigmatism.

Causes of Astigmatism:

Astigmatism is caused by an unevenly shaped cornea. The uneven shape causes the rays of light to focus on two points on the retina, causing distortion and blurring of images.

Correction of astigmatism:

This defect of vision can be rectified by using cylindrical lenses.  

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