Physics Unit25: Optical Instrument (id: 33e335ace)

[单选题]
An important reason for using a very large diametvfhg(2a;,vy uf7p jac8u63 jf(j det8o73 fsrer objective in an astronomical tele(j 37do8etr fsscope is

A. to increase the magnification.
B. to increase the resolution.
C. to form a virtual image, which is easier to look at.
D. to increase the width of the field of view.
E. to increase the depth of the field of view.


参考答案:  B


本题详细解析: 暂无