The ph 5 lamp is an icon of danish design that has gained enormous popularity around the world. Ph 5 was designed by the renowned designer and architect poul henningsen in 1958 and is still manufactured by louis poulsen to this day. The form of the lamp was designed based on the principle of a reflective system that directs the light not only downwards, but also sideways, illuminating the lamp itself. Ph 5, thanks to its structure, provides diffused and non-glare light in a warm tone. dimensions: diameter: 50cm height: 27.6cm the lamp is in very good condition, with minor traces of time. the lamp has been thoroughly cleaned and the cable has been replaced with a new, braided one. The lamp comes with a new metal canopy. i have official proof of authenticity such as vintage catalogs, designer records, or other literature sources and take full responsibility for any authenticity issues arising from misattribution, european plug (up to 250v).the wiring of this item may be original and might need replacement, if not specified otherwise.