Vintage pendant by Raak Amsterdam

Vintage pendant from the sixties designed by Nico Kooij for Raak Amsterdam. The lamp consists of 3 parts hanging on a large white ceiling plate. The lampshades are black-colored metal and aluminum. The condition is good given the age, slight usage, see details. The dimensions are of the lampshades is 13.5 cm in diameter, the total height is 53 cm (this can not be extended).