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三稜鏡

出自維基百科,自由嘅百科全書
三稜鏡

三稜鏡透明三角柱體。一束唔同波長混合嘅可見光射咗入去斜面度,就會有唔同分散晒出來。所以佢俾人當做光學儀器,用佢散射能力來分折光綫

一束白光會分出唔同色,呢個色譜,一般就分做七種色,即係,其實色譜嘅色包括肉眼可見所有嘅色。


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