Corona render has two types of materials configured: Corona Legacy Corona Physical Texture resolution: 4096*4096 px Wall height 300 cm Textures folder (specular/glossiness work flow) In the archive: - max 2018, (Corona 11) - max 2018, (V-ray 6) - FBX (Corona 11), (V-ray 6) - jpg Vray materials are obtained using Vray-converter Those who work 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. Select Blinn, Phong or Ward - what is preferable for you.