Optics 10 (images In Lens) Flashcards
1
Q
List the two types of lenses
A
Converging
Diverging
2
Q
Lens refract light to…
A
create images
3
Q
Ray diagrams for converging lenses have…
A
- focus (where all light rays refract on principle axis
- 2F
-optical center - Secondary on SAME SIDE as object
4
Q
List the rules for converging lenses
A
Parallel light Ray will refract THROUGH F
A light Ray aimed at O will go straight through
5
Q
Ray diagrams for DIVERGING LENSES have…
A
- F + 2F
- O
- secondary on OPPOSITE side of object
6
Q
Rules for diverging lenses…
A
- parallel light Ray refracts AS IF it goes through primary F
- light Ray aimed at O goes straight through
