严格耦合波计算麦克斯韦方程数值解的源代码，可以进行周期性的结构的数值求解，可以对一维所有类光栅结构进行求解。(Rigorous coupling wave is used to calculate the source code of the numerical solution of Maxwell equation, which can be used for numerical solution of periodic struc

严格耦合波计算麦克斯韦方程数值解的源代码，可以进行周期性的结构的数值求解，可以对2维所有类光栅结构进行求解。(Rigorous coupling wave is used to calculate the source code of the numerical solution of Maxwell equation, which can be used for numerical solution of periodic struc

计算一维光栅衍射效率，根据1995年增强透射模型完成(a program to calculate the diffraction efficiency of a grad)