Pinhole Viewer
Verifying the Magnification Equation
8
®
Analysis
1.
Look at the i/o and d
i
/d
o
columns in the upper data table. What pattern do you notice?
2.
Draw ray diagrams with i, o, d
i
, and d
o
appropriately labeled for the 6.0 cm image distance
and the 20.0 cm image distance.
3.
Using the two ray diagrams from the previous question, explain why the pattern in the i/o and
the d
i
/d
o
columns exists.
16.0 cm
18.0 cm
20.0 cm
Image
Distance (d
i
)
Object
Distance (d
o
)
Object Size (o)
Image Size (i)
i/o
d
i
/d
o
