BC - Bayonet Cap (22mm) ES - Edison Screw (27mm) SBC - Small Bayonet Cap (15mm)
SES - Small Edison Screw (14mm) GU10 - (10mm) GES - Giant Edison Screw (40mm)
2G10 - (90mm) 2G11 - (44mm) G4
G6.35 G9 G23 - (32mm)
 
G24D-1 - (35mm) P14.5s