Wall lamp with soft diffused light reflected from the wall. https://www.centersvet.ru/catalog/wall_main/locus_shine_duo/ Done in Corona 9. The model uses CoronaLegacyMtl materials, which may not display correctly in very old versions of the engine. For Corona render, it is recommended to install version no lower than 1.5, since the glossiness of the materials is adjusted taking into account PBR.
