Pendant lamp Flos Bulbo 57 is presented in the version with two fixtures on the ceiling. Render V-Ray and Corona.
Designed by Achille Castiglioni Pier Giacomo Castiglioni. Home Collection – Pendant
Materials: glass metal.
Bulbo was designed for an installation at the XI Triennale in Milan in 1957. A large industrial bulb deprived of its screw cap and with a shortened neck to take the shape of a bubble with a filament inside as the distinguishing feature. The 2019 edition by Flos reproduces the classic filament in tungsten with an LED source preserving the same color and intensity of the light as in the original
Dimensions: diameter 200mm length up to 2000mm
https://www.archiproducts.com/en/%D0%BF%D1%80%D0%BE%D0%B4%D1%83%D0%BA%D1%82%D1%8B/flos/%D0%  BF% D0% BE% D0% B4% D0% B2% D0% B5% D1% 81% D0% BD% D0% BE% D0% B8-% D1% 81% D0% B2% D0% B5% D1% 82 % D0% B8% D0% BB% D1% 8C% D0% BD% D0% B8% D0% BA-bulbo57_421383
https://flos.com/en/izdeliia/podvesnyesvetilniki/bulbo57/bulbo57/ 
The model is made for smoothing turbo lubrication is not collapsed. You can add iterations if you wish.

Version: 2013
Units: Millimeters
Render: Corona V-Ray
Formats: 3Ds Max 2013 OBJ

Other models of this configuration are available in my profile. https://3dsky.org/users/yaroslavnagorniy 
If you have any problems with the models please contact me in private messages.