The model is made with the Turbosmooth modifier (enabled in the scene). The grid is shown without a modifier.
In the "Phantom_floor_lamp_light" material, you can adjust the light intensity or turn it off.
Corona physical material

Good luck with your projects!

A table lamp from the same series:
https://3dsky.org/3dmodels/show/normann_copenhagen_phantom_table_lamp 

https://www.normann-copenhagen.com/en/products/lighting/floor-lamps/phantom-610027