Set of 4 vintage Scandinavian ceiling lamps by Lyfa, 1970s

4 large Scandinavian ceiling lights from 1972, edited by Lyfa. They can be used as wall lights. Diameter 46 x height 12,5cm. Metal structure, glass and plastic diffuser. No accident on the diffusers nor on the metal part which shows some rust and lack of paint. Electrification to be checked.