571 系列 双电平 红色 绿色 2 mm 38° 12.6/8.7 mcd LED 电路板 指示灯
The is a 2mm CBI® red/green PCB LED Indicator designed to accommodate DIN 41494. It has tinted diffused lens, bi-level high contrast black housing with 32% oxygen index and multiple CBIs form horizontal LED arrays on 2.54mm centre-lines.