Problem: A farsighted person has a near point of 62 cm rather than the normal 25 cm.What strength lens, in diopters, should be prescribed to correct this vision problem?Express your answer using two significant figures.P = _____ D

FREE Expert Solution

Lens equation:
1so+1si=1f

Power of a lens:

P=1f

Object distance, so = 25 cm

Image distance, si = - 62 cm

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Problem Details

A farsighted person has a near point of 62 cm rather than the normal 25 cm.

What strength lens, in diopters, should be prescribed to correct this vision problem?

Express your answer using two significant figures.

P = _____ D

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