+50 cm focal length bi-convex lens is recommended to correct the defec – InterviewSolution

1.

+50 cm focal length bi-convex lens is recommended to correct the defect of vision of a mart. Find the power of the lens.

Answer»

f = +50 cm

Power (P) = 100/f D (in cm); P = 100/50 = 2

D

Power of the bi-convex lens is 2D.

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