Industrial wood and black metal ceiling light, adjustable sockets (Size: M)

This industrial wood and black metal ceiling light carries 2, 3 or 4 adjustable sockets beneath a light wood beam. Fitted with exposed decorative bulbs, it gives warm light to a kitchen, dining room, living room or hallway, in a loft spirit. You tilt each socket to place the light exactly where you need it. Which filament bulbs do you picture with it?