# New Optical Design Method of Floating Type Collimator for Microscopic Camera Inspection
## Appendix A Description for MATLAB Code  
```
1: z0_inf=15; z1_inf=85; z2_inf=2; z3_inf=10; z4_inf=20; z5_inf=4;
2: z0_near= z0_inf; z1_near=80; z2_near=15; z3_near=z1_inf+z2_inf+z3_inf-(z1_near+z2_near); z4_near=z4_inf; z5_near=z4+z7/(200-4);
3: syms k1 k2 k3 k4
4: eq1=GaussianBrackett([-z0_inf, k1, -z1_inf, k2, -z2_inf, k3, -z3_inf, k4,-z4_inf, k5,-z5_inf]) ==0;
5: eq2=GaussianBrackett([-z0_inf, k1, -z1_inf, k2, -z2_inf, k3, -z3_inf, k4,-z4_inf, k5]) ==-1/0.03;
6: eq3=GaussianBrackett([-z0_near, k1, -z1_near, k2, -z2_near, k3, -z3_near, k4,-z4_near, k5, -z5_near]) ==0;
7: eq4=



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