Question

Difine 1 diopter of power of a lens.​

Answer 1

Answer:

The lens having focal length one meter than the power of lens is called 1diopter.

hope it will help you!!!

Answer 2

Answer:

1 diopter is the power of a lens whose focal length is 1m(meters).

or

1 diopter is a unit of measurement of the optical power of a lens or curved lens which is equal to the reciprocal of the focal length measured of 1 metres. (1 dioptre = 1 m−1)