A series of ceiling lights with a body of two wave-shaped rings with LED lighting Lampatron FINIAN C Diameter: 500 mm Height: 125 mm Polygons: 2308 Vertices: 2310 Turbo Smooth stack is open Those who work in a V-Ray version lower than SP1, be careful, in the materials in the BRDF section there is Microfaset GTR (GGX), if your version is older than SP1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - whichever is preferable for you. https://www.lampatron.ru/cat/item/design-lamps-finian-c/