DFB_model

可以仿真倾斜光纤光栅的透射光谱和反射光谱(The transmission spectrum and reflection spectrum of tilted fiber grating can be simulated.)

说明：  搞死光束的基本性质及其通过博透镜的变换和高斯光束的聚焦(The basic properties of dead beam and gaussian beams through the lens of bo's transformation and focus)

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

说明：  有效的解包裹程序：傅里叶变换相位解包裹程序(Fourier transform phase unwrapping program)

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.)

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)

说明：  基于sift与ransac法的MATLAB程序，有需要的请下载(Based on sift and ransac method MATLAB procedures, there is a need to download)

说明：  连 续 投 影 算 法(SPA)是 一 种 使 矢 量 空 间 共 线 性最小化的前向变量选择算法， 它的优势在于提取全波段的几个特征波长， 能够消除原始光谱矩阵中冗余的信息，可用于光谱特征波长的筛选。(One of the advantages of spa is that it can be used to eliminate the redundancy of the original spectral features.)

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：  根据光和界面的设置，完成偏振仿真，得到光的平均耦合系数(According to the setting of light and interface, the polarization simulation is completed, and the average coupling coefficient of light is obtained)