A doctor has prescribed a corrective lens of power 0.5d .find the focal length of this lens.is the prescribed lens converging or diverging
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Answer:
0.66m
explaination
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Answer:the focal length of this lens.is 0.66
Explanation:
power of the lens(P)=/focal length
given power =. 1.5 D
focal length= 1/1.5
Focal length= 0.66 cm
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