如图所示，平面镜前有一点光源S，S发出的一束光线被平面镜反射后经过P点，请作出该光线的光路图．_刷题宝

题干

如图所示，平面镜前有一点光源S，S发出的一束光线被平面镜反射后经过P点，请作出该光线的光路图．

上一题下一题 0.0难度选择题更新时间:2018-05-09 09:12:46

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解：如图所示：

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