{
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		{"id":"d3c1ec33054571f6","type":"text","text":"## 全反射\n> [!info] 定义\n>  全内反射（英语：Total Internal Reflection），又称全反射，是一种光学现象。当入射角比**临界角**大时（光线远离法线），光线会停止进入另一界面，全部向内面反射","x":-200,"y":-120,"width":365,"height":299},
		{"id":"5910ce337de1e8b1","x":380,"y":-43,"width":380,"height":145,"type":"text","text":"### [[临界角]]\n\n如果仅是从真空、空气入射，则 $n_{2}\\approx1$ ,有：$\\sin \\theta_{c}=\\sin \\frac{1}{n_{1}}$"}
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	"metadata":{
		"frontmatter":{
			"date":"24-06-22",
			"lastmod":null,
			"tags":[],
			"status":[],
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			"note-sections":[]
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