黄光激光管nm模组￥2050去看看泽信汇商贸的小店48发布了555nm-561nm/570nm571nm-574nm/黄光激光模组激光管二极管元器件可调nm高功率模组￥62500去看看tb433272485发布了505nm515nm520nm525nm532nm561nm绿光高功率可调模组光纤光源选择
