Tamil Nadu State board (Class 10) › Optics › Question #8427
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QWhich type of lens is used to correct astigmatism?

ID: #8427 Optics 187 views
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#8427Q ID
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OpticsTopic
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  • A Convex lens ✔ ✖
  • B Concave lens ✔ ✖
  • C Cylindrical lens ✔ ✖
  • D Spherical lens ✔ ✖
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Answer: C) Cylindrical lens Explanation: A cylindrical lens is used to correct astigmatism, which is an uneven curvature of the cornea that causes distorted vision.

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