[单选题]
You have available lenswz *yf+ ,ogo ep3)i;dles of focal lengths 2.0 cm, 4.0 bf,jhg cc;:tq4nk 77qcm, 8.0 cm, and 16 cm. If youkc7 nfjbqc , 74gt;h:q were to use any two of these lenses to build a telescope, what is the lens separation for the maximum magnification telescope?
A. $10.0 \; cm$
B. $12.0 \; cm$
C. $18.0 \; cm$
D. $24.0 \; cm$
Post time 2024-1-26 22:03:25