A three-dimensional hybrid vectorial method, which is based on the FDTD algorithm and the vectorial diffraction formulation, is introduced to analyze the read out of an optical disk.

• 结合矢量衍射公式和时域有限差分方法，本文给出了一种精确模拟光盘存储系统中的光学信号读取的三维混合矢量方法。