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Light Reflection and Refraction
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23/08/2021 4:12 pm
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What is the power of a convex lens of focal length 0.5 m?
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23/08/2021 4:13 pm
f = 0.5 m
P = \(\frac{1}{f}\) = \(\frac{1}{0.5}\)
= +2 D.