NPR-1.5 光纤激光器

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.)

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.)

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)

说明：  利用matlab实现光学系统像差仿真，泽尼克像差代码实现(Aberration simulation of optical system using MATLAB and Zernike aberration code implementation)

说明：  修改图片文件名称，即可计算激光光斑中心，中心计算采用重心法，用十字标出重心位置(Detect the laser spot center)

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

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：  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：  光纤参量放大器增益特性的仿真研究 包括增益带宽 峰值增益饱和增益等(FOPA The simulation study of gain characteristics of optical fiber parametric amplifier includes peak gain saturation gain of gain bandwidth, etc.)

最小二乘法进行泽尼克多项式拟合将离散数据点拟合成面型。(use the least square method to fit the wavefornt with zernike polynomials.)