René Mathieu Lunel double arm wall light

1950s wall lamp by René Mathieu for LUNEL in Paris. Double folding arm in gilded brass and red lacquered metal lampshade, adjustable thanks to a ball joint. In good general condition. No deformation or shock. Very slight traces of use on the brass and a few micro white dots on one side of the lampshade. Electricity OK with bayonet socket. Original white plastic push button on the gilded plate.