A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power
(a) +0.5 D
(b) -0.5 D
(c) +0.2 D
(d) -0.2 D
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The eye defect in which a person cannot see objects beyond near point or far objects but can see the near objects clearly is called Myopia. This defect can be corrected by using biconvex lens. ... but , the power of a lens is reciprocal of focal length.
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