Optics 10 (Lens Equations) Flashcards
1
Q
m =
A
hi/ho OR -di/do
2
Q
what is m?
A
magnification (how much bigger something is) -> relative comparison
3
Q
if an image is upright…
A
then M is postive
4
Q
if an image is inverted…
A
then M is negative
5
Q
H i/o is the
A
height of an image/object
6
Q
if i/o is above principale axis…
A
h is positive
7
Q
if i/o is below principale axis…
A
h is negative
8
Q
d i/o
A
how far an object/image is from lens
9
Q
do is ALWAYS
A
positive
10
Q
if image is virtual then
A
di is negative
11
Q
if image is real then
A
di is positive
