每经AI快讯,10月21日,美股光通信股开盘普涨,Lumentum涨5.97%,康宁涨2.75%,Coherent涨4.24%,应用光电涨4.69%,Ciena涨5.46%,博通涨1.01%,迈威尔科技涨3.27%。
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