Question

. If the focal length of a lensis 2m, ehat is the power of the lens.​

Answer 1

Answer:

focal length (f) = 2m

power of the lens (p) = ?

p = 1/f

p = 1/2

p = 0.5D

Answer 2

Explanation:

power = 1.

f(m)

power = 1

2

power = 0.5 Diopter