"Find out the focal length of the lens whose refractive index is 2.54. Also, the radius of curvatures of each surface is 35 cm and -45 cm respectively"
Added by Arch K.
Step 1
Step 1: Use the lens maker formula: \[\frac{1}{F} = (n-1) \left( \frac{1}{R_1} - \frac{1}{R_2} \right)\] Show more…
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