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一圓形平面鏡半徑為R,面對一屏幕距離D,距鏡面D/3處放置一點光源照向鏡面,則反射光在屏幕上圓形明亮區域之半徑為多少?
[詳解]
Posted in 光的反射定律與平面鏡.
Tagged with 平面鏡, 幾何關係, 成像原理.
rev="post-2020" No comments
By admin – 2009 年 10 月 09 日
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