Question

define power of lenses?​

Answer 1

Power of lens is the ability of the lens to converge the rays of light falling on it. It can also be defined as P=1/f where f is the focal length. Dioptre is the S I unit of power of lens. One Dioptre is the power of a lens whose focal length is 1 metre.

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Answer 2

Answer:

power of lenses is ability of the lens to convers the rays of light falling on it .it can also P=1/f where f is the focal lenth..Diopotre is the SI unit of power of lens.