a person is suffering from defective vision can see objects clearly only beyond 100cm from the eye find the power of lens required so that he can see clearly the object placed at a distance of distinct vision (D=25cm)
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1
Answer:
The power of the lens required is 3 Diopter
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Answered by
1
Answer:
Image formed at a distance V=100 cm.
Normal point of eye U=25
by using lens formula 1/f=1/v-1/u
1/f=1/25-1/100
f=3/100
f=33.33 cm=0.33m
Power,P=1/f=1/0.333=3D
Hence,power of lens is 3D
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