5.2.4 lenses Flashcards
1
Q
What does a convex lens do
A
It refracts rays to a principle focus
2
Q
what does a concave lens do?
A
It spreads light out
3
Q
How do lens correct vision?
A
A concave lens will allow rays to be focuses further back on the retina and a convex will allow rays to be focused further forward on the retina.
4
Q
A
