Question

what do you mean by power of a lens?
PLSS ANSWER FAST ...ITS URGENT

Answer 1

The degree of convergence of divergence achieved by the eye lens is known as power of lens.

It's SI unit I'd Diopter..it is denoted by D.

Answer 2

Hey mate ☺

POWER OF LENS :

Power of lens is the ability of lens to converge or diverge light rays depends upon its focal length.

The power of Lens is the reciprocal of its focal length. It is represented by the letter P.

$p = \frac{1}{f}$

Hope it helps you ☺✌✌