lenses Flashcards
1
Q
in which type of lens do the light rays converge
A
convex
2
Q
in which type of lens do light rays diverge
A
concave
3
Q
which type of lens in thickets in the middle
A
convex
4
Q
which type of lens in thinnest in the middle
A
concave
5
Q
what are always the salt characteristics in a concave lens
A
s = smaller
a = upright
l = same side of lens as object
t = virtual
6
Q
what happens when hits a lens what happens
A
1) light is refracted at the first air to glass surface
2) light travels through glass and is refracted again at the glass to air surface on the other side
