本题目来源于试卷: Physics Unit25: Optical Instruments，类别为 国际高中通用物理
[单选题]
An important reason for using a very cqag :,qv7wd7b) *nfblarg /ohjxr4w9uwk y2 + n14 uam-ioq,lmw.e diameter objective in an astronomical telescope olx2y/h+wmu94uqkwwn,o 4r-a i m1j.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
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