Old vintage “block” wall light in opaline

Antique wall light from the "bloc" brand, made of bakelite and opaline. Screw-on lampshade. In good overall condition. Some signs of age. 3 possible positions. Connection via terminal block. Bayonet socket (b22 bulb). Base dimensions: 11.5 X 10 cm shade diameter: 9 cm shade height: 14 cm offset: 20 cm weight: 0.6 kg table lamp, articulated lamp, table lamp, desk lamp, wall lamp, pendant lamp, ceiling lamp, vintage, garage, portable lamp, opaline, clichy glass, industrial lamp, accordion lamp, zip-zag lamp, fresnel lens, arlus, cremer, kaiser idell, jumo, gras ravel clamart, jielde holophane, sanfil, solere, kandem, col de cygne, atelier usine, industrielle, mazda, midgard, perriand, le corbusier, singer, hala, luxo, bauhaus, schaco, super chrome.