A rare "ironrings" ceiling light, manufactured by limburg in the 1960s. The lampshade is made of thick-walled, colorless and colored glass with yellow, orange, light blue, and black edging. The elaborate craftsmanship of the glass shade creates interesting lighting effects when illuminated. the glass shade holder is chrome-plated, and the canopy is black plastic. the light has an e27 socket. distance from the ceiling: 90 cm height of glass cylinder: 23 cm, diameter: 15 cm 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, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.