The near point of a hypermetropic eye is 1m.what is the nature and the power of the required lens to correct this defect? (assume that the near point of the normal eye is 25 cm)
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The lens required to treat the hypermetropic eye is a Convex lens.
Now it is given that,
u = 25 cm
and v = 100 cm
Now by using the lens formula, i.e., 1/v - 1/u = 1/f, you can find out the focal length and subsequently you can find the power of the lens.
Now it is given that,
u = 25 cm
and v = 100 cm
Now by using the lens formula, i.e., 1/v - 1/u = 1/f, you can find out the focal length and subsequently you can find the power of the lens.
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