Beautiful vintage hanging /ceiling lamp Space Age design.
The lamp is made by  Massive, Belgium brand and is from the 60s and 70s.
The brown base is made from metal and the cream-white cap is made from plastic.
Inside is a circular fluorescent tube.
In the ceiling rose there is so-called pulling pendulum or Rolly system therefor you can easily adjust the height of the lamp by pulling or pushing it up.

Excellent sized aluminum lamp from design brand Ryetti.
This industrial hanging lamp has wing nuts and clamps which makes it so recognizable.
Very nice for your rugged interior.
The diameter of this aluminum  lamp is 22 cm, the height 28 cm with glass plate and aluminum ceiling cap.
Rubber is torn in one place but it does not stand out.

Very special lamp
Scandinavian design by Bent Karlby
Metal hood and milk glass in art deco style
Glass part can be hanged with or without the large shade.
Dimensions red metal shade :
36 cm diameter, opening has 11,5 cm diameter
11 cm high.
Glass lamp is a total of 20 cm high, of which 3 cm is attachment above of metal, and about 17 cm diameter
Lamp is in good vintage condition