Modelling Light Scattering in the Context of Freeform Optical DesignSimon Kronberg, Martijn J.H. Anthonissen, Jan H.M. ten Thije Boonkkamp and Wilbert L. IJzermanEPJ Web Conf., 238 (2020) 02003DOI: https://doi.org/10.1051/epjconf/202023802003