贴片LED分别有LEAD FRAME TYPE,PCB TYPE,REFLECTOR TYPE,Bi-COLOR TYPE,FULL COLOR TYPE,主要的尺寸规格1206,0805,0603,0605,0402,主要的外形分为:φ1.9mm蝴蝶LED灯,侧向发光SMT LED,反向贴片SMT LED,φ1.8mm圆头SMT LED,φ1.6mm圆头SMT LED,Top View SMT LED, 从功能分为:可见光SMTLED,红外发射管SMT LED,红外接收管SMT LED,光感应\颜色感应SMT LED,背光源专用侧发光SMT LED ,etc.