Question
Find the focal length of a lens of power $-2.0 \mathrm{D}$. What type of lens is this?
Step 1
Step 1: The power of a lens is given by the formula: \[ P = \frac{1}{f} \] where \( P \) is the power in diopters and \( f \) is the focal length in meters. Show more…
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Find the focal length of a lens of power – 2.0 D. What type of lens is this?
Find the focal length of a lens of power -2.0 D. What type of lens is this?
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