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範例:光纖與全反射[75日大]

圖為一光纖之側面剖面圖,其中n1及n2分別代表不同物質之折射率,n1之部分稱為核心。若要使光在核心中靠反射傳遞(不穿透n2介質而產生漏失),則sinθ必須小於下列哪一個值?


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Posted in 全反射, 歷屆物理考題.

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By admin – 2009 年 10 月 27 日

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