There are 2 versions of the lamp in the scene: 1 - collapsed - editaible poly geometry 2 - open geometry - open sweep modifier - you can change the length of the tube lowering or make small manipulations. Fasteners have been transferred to editaible poly The export files contain only geometry translated into editaible poly! Corona version 9 Materials of CoronaLegacyMtl + Vray In versions of CoronaRender 6 and below, CoronaLegacyMtl=CoronaMtl CoronaLegacyMtl requires a version of Corona Renderer at least 1.5, as the cards are designed to use PBR (roughness-metallic) Vray version 6 Vray materials are obtained using Vray converter Who works in a V-Ray version lower than 3.1 be careful, in the materials in the BRDF section there is a 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. All cards are designed for the PBR roughness-metallic workspace. Textures and materials have logical names Texturing UnwrapUVW Freelaight PDNT is a luminaire from Centrsvet made of flexible neon, which can take any shape. https://www.centersvet.ru/catalog/freelight_main/freelight_ring_pdnt/ The tube diameter is 25 mm