Curved mirrors and lenses Flashcards
1
Q
Describe concave mirrors
A
They cave in.
- form an enlarged image
- collect light and focus it
- produce parallel beams of light
2
Q
Describe convex mirrors
A
Convex mirrors bulge out.
- give greater field of view
3
Q
What are lens?
A
Made out of transparent material, used to bend light and change how an image is formed.
4
Q
What are concave lens?
A
thinner in the middle than at the edges, causes light rays to diverge.
5
Q
What are convex lens?
A
thicker in the middle than at the edges, to converge at a focus point.
