Answer : A concave lens is thinner in the middle and it diverges light.
Explanation :
The lenses can be of two types i.e. concave lens and a convex lens.
The attached figure shows a concave lens. It is thinner in the middle. It is also known as the diverging lens because the ray of light after passing through it spreads out.
So, the correct option about the concave lens are :
- is thinner in the middle.
