Mid century tikal turnable table lamp by Pier Giuseppe Ramella for Arteluce, Italie 1980s

This turnable table lamp designed by Pier Giuseppe Ramella for Italian lighting company Arteluce with their elegant fan shaped frosted glass shades which sit on an enameled conical shaped base of dark gray metal. They rotate on the base showing either an off-white convex plastic lens on one side or a soft gray lens on the other. It’s labeled Arteluce on the bottom. It works 110-240 volts and needs a regular e27 bulb.