Screen-Lunar Screen
2406x35xH2000 mm.
Polys: 819952

On the model the Unwrap UVW modifier is applied

Who works in the V-Ray version is lower than 3.1 be careful
in materials in the section BRDF stands 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.