Orthopedic kneeling office smart chair

Orthopedic kneeling office smart chair (reverse chair).
Brand: Flash Furniture
Articles of chairs: WL-SB-101-GG
WL-SB-210-GG
The system units of the model are mm.
The Turbosmooth modifier is assigned to the model in the Render Iterations = 2 mode, which are applied during rendering, the mode for 1 iteration is enabled in the viewport.
Weight of models without Turbosmooth: WL-SB-101-GG – 14318 polygons
WL-SB-210-GG – 37840 polygons
There are 2 copies of the model saved in the scene, each with its own customized material.
All objects in the scene have unique names.
All materials have unique names.
The pivot point of the objects is aligned to the center and bottom of the model.
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 a version not lower than 1.5, since the glossiness of the materials is adjusted taking into account PBR.