How close can an object be to the eyeglasses

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Reference no: EM13519671

A man clearly see an object that is 2m away(or more) without glasses. if the glasses have a refractive power of +1.50D, how close can an object be to the eyeglasses and still be clearly seen by the man? Assume the eyeglasses are 2cm from the eye.

Reference no: EM13519671

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