It primarily investigates the application of MATLAB simulation technology in the analysis of data from optical polarization experiments.It provides a detailed exposition of the fundamental principles of optical polarization experiments,encompassing Malus's Law and the pertinent knowledge regarding quarter-wave and half-wave plates.It delves deeply into the specific applications of MATLAB in the analysis of optical polarization experiment data,such as the analysis of experimental phenomena associated with Malus's Law,the study of angular errors and phase delay in quarter-wave plate experiments,and the analysis of phenomena observed in half-wave plate experiments.Ultimately,the conclusion underscores the pivotal role of MATLAB simulation technology in enhancing the accuracy and efficiency of data analysis in optical polarization experiments.