Lecture 27, ACT 2

• Suppose we interchange the converging and diverging lenses in the preceding case.

  • What is the relation of the new magnification m’ to the original maginification m?

(c) m’ > m

(a) m’ < m

(b) m’ = m

-1

+3

+1

0

+2

+6

+5

+4

(a) real

(b) virtual

• What is the nature of the final image?

• The ray used in part A actually shows that the image is real and inverted.

• The equations:

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