LED is hidden inside the square tube made of anodized aluminium.
The light is transmitted by means of acrylic (PMMA) optical fibre. The
acrylic rod is bent, so the light beam is directed on to e.g. book on the
desk. Due to hiding the light source behind the optical fibre, the lamp
produces a pleasant, not glaring, but bright light
COB LED 4,5W
warm (2700K) (3000K) or cold white light (5000K).