I found this Soviet device in the Balkans. It's 130 kg, about a meter long and made in 1963. Looks to be some sort of telescope/spotlight. Any more information would be appreciated. :
Searchlight Telescope - 1-świetlna lampa wisząca sufitowa czarna matowa, GU10 : Amazon.pl: Narzędzia i renowacja domu
Strand London vintage studio spotlight lamp lighting old – We collect similar ones – Onl… | Beleuchtungsideen, Industrie-stil inneneinrichtung, Lampen und leuchten