Ceiling lamp. Case made of metal and bronze.
Handmade blown Venetian glass shade. Made in Italy
Technical characteristics of the lamp at the link: https://reccagniangelo.ru/market/goods/reccagni_angelo_pl_10030_1/ 
Reccagni Angelo Catalogs:
https://reccagniangelo.ru/b2b/Reccagni_News_Catalogue-2020.pdf 
https://reccagniangelo.ru/b2b/Reccagni_Catalogo_Generale.pdf 
Add. information for designers:
https://reccagniangelo.ru/b_to_b/