What type of images can a convex lens make?

Which type of lenses is?

(a) Thinner in the middle than at the edges?

(B) Thicker in the middle than at the edges?

A ray of light is going towards the focus of a concave lens. Draw a ray diagram to show the path of this ray of light after refraction through the lens.

What type of image is always made by a concave lens?

Take down this figure into your answer book and complete the path of the ray