C-995光学斩波器（4 Hz至5 KHz）... 深圳市博纳德精密仪器有限公司

p1Src=//y2.yzimgs.com/uploads/441741/2020731-153441321.jpg&p2Src=//y1.yzimgs.com/uploads/441741/2020731-15344650.jpg&p3Src=//y1.yzimgs.com/uploads/441741/2020731-153451177.jpg"