"Belmag Lamp"
Lamp from the Swiss brand BELMAG installed in Zurich. Initially designed for medical use, it was modified by a professional electrician to retain only the lighting and remove the heating. BELMAG lamps are of exceptional design and manufacture. This one is in near new condition. It is adjustable by spring and on the axis of the globe. 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato