A person having miopic eyes uses a concave lens of 50 cm. Find its power?
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To find the power of the lens, always convert focal length into meters. As the focal length of concave lens is negative, we can use the formula:
Power (P) = 1/focal length in meters(f)
=-1/0.5
=-2 dioptre
Hope I helped you. Great day ahead!
Power (P) = 1/focal length in meters(f)
=-1/0.5
=-2 dioptre
Hope I helped you. Great day ahead!
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