Question

what is the si unit of power lens

please answer fast........​

Answer 1

Answer:

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dioptre

EXTRA INFORMATION:

A dioptre (British spelling) or diopter (American spelling) is a unit of measurement of the optical power of a lens or curved mirror, which is equal to the reciprocal of the focal length measured in metres. (1 dioptre = 1 m−1.) It is thus a unit of reciprocal length. Dioptre is the SI unit of power of lens...

Answer 2

Answer:

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ANSWER

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dioptre

EXTRA INFORMATION:

A dioptre (British spelling) or diopter (American spelling) is a unit of measurement of the optical power of a lens or curved mirror, which is equal to the reciprocal of the focal length measured in metres. (1 dioptre = 1 m−1.) It is thus a unit of reciprocal length. Dioptre is the SI unit of power of lens...

Explanation:

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