Industrial grey enamel ceiling lamp from Elektrosvit, 1950s

Vintage industrial enamel ceiling lamp made by elektrosvit in former czechoslovakia during the 1950s. It features a grey ( blue ) enamel shade with white enamel interior and iron ceiling mounting. New porcelain socket requires e 27/ e 26 light bulbs. New wire. The diameter of the shade is 34 cm. The weight of the lamps is 3 kg.