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发生明显衍射的条件如题
更新时间: 2020-07-15 00:00:00  

产生衍射的条件是:由于光的波长很短,只有十分之几微米,通常物体都比它大得多,但是当光射向一个针孔、一条狭缝、一根细丝时,可以清楚地看到光的衍射。用单色光照射时效果好一些,如果用复色光,则看到的衍射图案是彩色的。

关键词: 发生 明显 条件

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