Ceiling lamp TOP 1170 by Vibia Modern ceiling lamp (chandelier) 2020. Large aluminum reflector with a spheroidal diffuser in the center. 3 × LED 13.4W 700mA Led 2700K CRI> 90 3300 lm 82 lm / W 220-240V 50 / 60H https://www.vibia.com/en/int/ceiling-lamps-top-ceiling  Polys 1994 Verts 1556 3ds Max 2016 V-Ray 3.6 3ds Max 2016 CoronaRender 1.7 + obj +fbx Who works in V-Ray version lower than 3.1, be careful, in the materials in the BRDF section there is Microfaset GTR (GGX), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - which is preferable for you. For Corona render, it is recommended to install at least version 1.5, as the glossiness of the materials is adjusted with PBR in mind.