Chemistry, asked by kingestimated, 1 year ago

formula of power of lens ??

Answers

Answered by Anonymous

Answer:

power of lens =1/focal length of lens.

hope its help u.

Answered by Anonymous

Answer:

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. ... The formula for surface power is Ds = (u-1)/r, where u is the index of refraction and r the radius of curvature in meters.

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