The power of corrective lens used for which defect has a positive power?

Myopia

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Hypermetropia

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Cataract

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Glaucoma

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Solution

The correct option is B Hypermetropia
Convex lens which is used for correcting hypermetropia has a positive focal length.
It converges the light rays from an object and helps the image to be formed on retina.

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The power of corrective lens used for which defect has a positive power?

The correct option is B HypermetropiaConvex lens which is used for correcting hypermetropia has a positive focal length. It converges the light rays from an object and helps the image to be formed on retina.

The correct option is B Hypermetropia
Convex lens which is used for correcting hypermetropia has a positive focal length.
It converges the light rays from an object and helps the image to be formed on retina.