Optical Instruments (id: bb71bc541)

本题目来源于试卷: Optical Instruments，类别为 IB物理学

[填空题]
For a camera equipped with a 50xta2cv2: 13fpiw40ersj l i*z-rn1i* l yfgwq1n 8;cd.$mm$-focal-length lens, what is the object distance if the image height equals the object height? How far is the object from the film?
$d_o$ =    mm
d =    mm

参考答案:
空格1: 100±2%  空格2: 200±2% 


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