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本方案所涉及的点光源跟踪系统采用光敏三级管来检测点光源，并且利用比较比较器来判断电压高低，从而获知各个光敏传感器接收到的光的强弱来判断点光源的位置。-The program involves a point light source tracking system using three tubes sensitive to detect the point light source, and the use of relatively high and low voltage comparat

按键LED驱动，最新冷光源适合医疗设备使用，采用最新驱动亮度达标- Button LED driver, the latest cold light source for medical equipment, using the latest driver brightness standards