The eye defect astigmatism can be corrected by using -

concave lens.

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convex lens.

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cylindrical lens.

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None of these

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Solution

The correct option is C cylindrical lens.
Astigmatism is caused due to an irregular curvature of the eye lens or cornea.

It can be corrected using a cylindrical lens.

Hence, option $(C)$ is the correct answer.

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Similar questions

Astigmatism (for a human eye) can be removed by using ___.

In an astigmatic eye, the shape of cornea is ___. This defect is corrected using a ___ lens.

Myopic eye defect can be corrected by using convex lens.

Astigmatism (for a human eye) can be removed by using

[CPMT 1972; MP PET/PMT 1988; CBSE PMT 1990]

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