反射率(英語:ReflectivityReflectance)是在一個界面反射中,反射波與入射波功率的比值。注意,它不等同於反射係數(英語:Reflection coefficient),反射係數定義為電磁波反射波與入射波的振幅比[1]

鋁(Al)、銀(Ag)和金(Au)鏡面的光譜反射率曲線

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