Physics Unit25: Optical Instrument (id: 8b833ace3)

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本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics

[单选题]
A camera lens that acts lik ;fn-6 v 5po s9gngb9pnvzbs6*e a tb07kfgnz, s f0elescope to magnify images is referred to as a

A. normal lens.
B. telephoto lens.
C. wide-angle lens.
D. zoom lens.


参考答案:  B


本题详细解析: 暂无