[单选题]
You have available lenses of focal lengths 2.0 cm,+5mkn/ 7 wklne 4.0 cm, 8.0 cm, and 1lsrql u 0 6/kd(wz)ba,3;zd a plhtp:+6 cm. If you were to use any two of these lenses to build a telescope, what is the lens separation for the maximum magniq)r+: l0zp;hsudaw p ktb zlal3d6/(,fication 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