what is meant by power of lens
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it is the degree of convergence and divergence from a lens after refraction . this is known as power of lens.
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power lens I mean It is the reciprocal of the focal length of the lens taken in metres. Its S.I. unit is Dioptre( D ). 1 Dioptre is defined as the power of a lens whose focal length is 1 m.
pranay35:
plz mark me as brainlist
how
he asked the defination of power of lens but u gabe it's discription.if u had written it in paper then it is wrong.
no ! I did n't written this in this paper
so what is the proper answer
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