demodulation

LG光束的光强和相位模拟，包括缔合拉盖尔多项式和相位屏(Intensity and Phase of LG Beams)

说明：  该程序能够产生涡旋光束，并提取出相位，亲们试试(The program can generate vortex beam, and extract the phase, parents try)

MZDDE是用Matlab脚本编写的利用DDE技术与ZEMAX光学设计软件进行数据交互的工具集，可实现ZEMAX扩展功能，提高光学设计效率(MZDDE is a tool set written by Matlab script that uses DDE technology to interact with ZEMAX optical design software. It can realize ZEMAX extended function and improve optical design efficiency.)

说明：  NALM锁模激光器仿真，非线性环路反射镜锁模获得飞秒激光脉冲。(The simulation of NALM mode-locked laser shows that the femtosecond laser pulse can be obtained by mode-locked non-linear loop mirror.)

这五个程序是有关涡旋光的产生和光栅生成的程序。1.是单束涡旋光生成 2.生成叉形光栅。3.生成立体的涡旋光。4.生成不同拓扑荷数涡旋光对应相位图。5.生成正弦周期光栅和螺旋相位片图(These five programs are programs for the generation of vortex beams and the generation of grating. 1. is the generation of single beam of vortex light The 2. generation of fork shaped grating. 3. generation of three-dimensional vortex light. 4. the phase diagram of the different topological charge vortex optical rotation is generated. 5. generation of sinusoidal periodic gratings and spiral phase plate)

基于phong光照模型的简单光反射模型，用于红外物理中(phong illumination model)

布拉格光纤光栅解调代码，用于布拉格光纤光栅的光频域反射技术的传感解调(Grating demodulation)

说明：  仿真了单模光纤载沿轴向传输时电场模的分布情况，其中参数可调(The distribution of electric field modes in single-mode optical fibers is simulated, in which the parameters are adjustable.)

计算干涉腔长，干涉光谱解调，得到腔长随敏感参数的变化规律。(calculate the cavity)

说明：  涡旋光束的相息图。。。。。。。。。。。。(Simulated Chart of Vortex Beam)