美股光通信板块走低，Coherent跌5%、Lumentum跌4.2%

每日经济新闻10-20

每经AI快讯，10月20日，美股光通信板块走低，Coherent跌5%、Lumentum跌4.2%，康宁、迈威尔科技跌超2.5%。

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