Holophane CE 100 glass and cast iron porthole ceiling light wall lamp camel beige

Holophane ce 100 porthole ceiling light, glass and cast iron, camel/beige this light fixture has been restored in my workshop, like all the light fixtures offered for sale old model revised electricity, original b22 socket with earth b22 bulbs are sold in diy superstores and on amazon diameter 21 cm, height 17 cm fixing with 2 screws reference lamp-7341.