Based on modular design idea, this inspection system consists of a new LED line light source, brightfield and darkfield combined imaging optical subsystem, high speed and high resolution linear CCD sensor, embedded FPGA processing board and friendly human-machine interface. 基于模块化设计思想,检测系统由新型LED光源、明暗域结合成像光学系统、高速高分辨率线阵CCD传感器件、FPGA嵌入式处理系统和友好的人机接口组成。