Fig 1.
Overview of the key elements of the ray tracing procedure.
The scene is composed by the optical system, formed by FreeCAD volume and surface elements. On the scene, at least one material has the functionality of light absorption. The light source emits rays to the scene.
Fig 2.
Overview of the sequential ray tracing algorithm.
Fig 3.
Optical efficiency at transversal and longitudinal planes of the analyzed LFR, as computed by OTSun and Tonatiuh.
Fig 4.
Reflectance of a second surface mirror at an incidence angle of 45 and 80 degrees, with parallel and perpendicular polarization, computed using the TMM and OTSun.
Table 1.
Mean Error (ME) and Root Mean Square Error (RMSE) between OTSun simulations and the reference models.