ARCs

Exact valeurs

Cornu model

Cauchy model

Top ARC

$n_{top}={\left(n_0^2{n}_{Si}\right)}^{1/3}$

$n_{top}=1.445+\frac{73.5}{\lambda -50.87}$

$n_{top}=1.507+\frac{1.86\times {10}^4}{{\lambda }^2}+\frac{2.2\times {10}^9}{{\lambda }^4}$

Bottom ARC

$n_{bot}={\left(n_0{n}_{Si}^2\right)}^{1/3}$

$n_{bot}=2.137+\frac{177.9}{\lambda -83.25}$

$n_{bot}=2.259+\frac{6.345\times {10}^4}{{\lambda }^2}+\frac{6.49\times {10}^9}{{\lambda }^4}$

Thickness

$e_{top}=\frac{{\lambda }_{ref}}{4\cdot n_{sup}}$

$e_{bot}=\frac{{\lambda }_{ref}}{4\cdot n_{sup}}$

$e_{top}=0.173\cdot \lambda -8.8$

$e_{bot}=0.117\cdot \lambda -9.74$

$e_{top}=0.166\cdot \lambda \frac{1}{1+\frac{1.23\times {10}^4}{{\lambda }^2}+\frac{1.46\times {10}^9}{{\lambda }^4}}$

$e_{bot}=0.111\cdot \lambda \frac{1}{1+\frac{2.8\times {10}^4}{{\lambda }^2}+\frac{2.87\times {10}^9}{{\lambda }^4}}$