The Catellani & Smith Macchina della Luce W mod I wall lamp consists of three different sized diffuser discs. The diffuser discs are fixed one behind the other. The front disc has a diameter of 30 cm, the middle one 50 cm and the back one 80 cm. The diffuser discs are available in gold, silver, copper and white. The gold and silver versions are covered with gold or silver leaf. The copper version is coated with copper. The wall light emits most of its light to the wall, part of the light is reflected from the wall and from the two back diffuser discs. The wall bracket is made of metal, the lamp itself of aluminum. This wall light can be dimmed on site by the customer and is operated with exchangeable G9 LEDs.