Renders for preview are made in Corona Render 10
On the Corona Legacy Mtl model

Objects are modeled for anti-aliasing, turbosmooth modifier is assigned:
View iters — 0
Renderers — 2
Stacks are not collapsed

Export to OBJ is done without using turbosmooth modifier

All textures, materials and objects are logically named

Set composition:
Modulo coffee table by Stefania Digregorio, Mirko Sala Tenna & Enrico Serventi made of textured cast glass cubes in green with Diamond Lustre finish and stainless steel frame

Table dimensions:
H 30 W 130 D 130 cm

https://studiotwentyseven.com/furniture/modulo-fumoir-coffee-table-by-stefania-digregorio-mirko-sala-tenna-enrico-serventi/ 

The model is suitable for a living room, cafe, coffee shop, pastry shop, beauty salon, residential premises, reception, office, recreation areas, public space

"For Corona Render: it is recommended to install version not lower than 1.5, since the glossiness of materials is configured taking into account PBR."