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動畫:雙平面鏡與光線之反射

此動畫呈現光線在雙平面間的反射現象. 尤其當兩面鏡夾角90度時,光線經二次反射後有何特性?不妨試試看! 若為任意角時,二次反射後的偏向角又會有何特性呢? 拖曳光源筆或拖曳垂直之鏡面可改變角度

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By admin – 2009 年 10 月 09 日

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