Fig. 7.

Code V (Synopsys, Pasadena, CA, USA) and OpticStudio wavefront map comparison for a reflective afocal relay formed by two spherical mirrors illuminated with 500 nm light, $HFOV=2^{\circ }$, $h_0=2\text{ mm}$, $m=-2$, $f_1=400\text{ mm}$, ${\alpha }_1={\alpha }_2=0^{\circ }$, ${\beta }_1={25}^{\circ }$, and ${\beta }_2={45}^{\circ }$.