本文对光谱灵敏度的测试原理进行了简要的阐述,重点讨论了测试方法和实现的手段。文中所提出的测试方案,在光路设计、微弱信号的采集、标准探测器的选择、数据处理和输出方式都有自己的特点。测试装置在380～800nm 范围内能准确而方便地获得各类光电器件的光谱响应曲线和相对光谱灵敏度的数据。 In this paper, the principle of spectral sensitivity test is briefly described, focusing on the test methods and means to achieve. The proposed test scheme has its own characteristics in optical design, weak signal acquisition, standard detector selection, data processing and output methods. The test device can accurately and conveniently obtain the spectral response curve and the relative spectral sensitivity data of various types of photovoltaic devices in the range of 380-800 nm.