DIN EN 50411-3-2:2012
光導纖維通信系統用布線結構和轉接盒.產品規格.第3-2部分:單模機械光纖插接.德文版 EN 50411-3-2-2011
Fibre organisers and closures to be used in optical fibre communication systems - Product specifications - Part 3-2: Singlemode mechanical fibre splice; German version EN 50411-3-2:2011