Write relation between the power and focal length of the lens
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Explanation:
Power is the reciprocal of the focal length of the lens
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Explanation:
The power of a lens is defined as the reciprocal of its focal length in meters, or D = 1/f, where D is the power in diopters and f is the focal length in meters. Lens surface power can be found with the index of refraction and radius of curvature.
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