Question

The power of the lens is -4.0d. What is the nature of this lens

Answer 1

Hey Fellow Brainly User,

Here is Your Answer,

A negative sign in the value of power indicates that It is concave or diverging lens.



Hope this helps you .

Answer 2

Answer:

lens is concave in nature. ..

Explanation:

P=1\f

-4=1\f

f=-1\4  

f= -0.25m

Therefore the lens is concave and the image is virtual.