'lampe de bureau jean prouvé' deep black rosenthal The optical color mixer by

The optical color mixer by Ludwig Hirschfeld-Mack from 1924 demonstrates how colors blend through rapid spinning

folding pocket in the cover

A hole in the top profile allows for easy horizontal mounting

To prevent possible wax stains

Seven cardboard discs with different color divisions are placed on the top and create fascinating color changes that amaze the eye

'lampe de bureau jean prouvé' deep black rosenthal The optical color mixer bysmall table lamp from the 1930s, designed to be functional, sturdy made of sheet steel, designed by Jean Prouv, manufactured by Vitra. available in the colors deep black, japanese red, bleu marcoule or prouv blanc colombe.