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53. From Eq. 3510, if
f
∝
µ
1
r
1
−
1
r
2
¶
−
1
=
r
1
r
2
r
2
−
r
1
is positive (that is, if
r
2
>r
1
), then the lens is converging. Otherwise it is diverging.
(a) Converging, since
r
2
→∞
and
r
1
is ±nite (so
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.
 Fall '08
 SPRUNGER
 Physics

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