Question

The far point of a person suffering from myopia is 3 m from the eye. The power of the corrective lens that will correct his vision is ..??????

Answer 1

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Given that the far point of the myopic person is 3 m from the eye (the person can see an object kept at infinity if the image of the object is formed at the far point of 3 m from the eye). Now that we know the focal length of the concave lens, the power can be calculated.

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