IEC 62148-2:2010 covers the physical interface specifications for the SFF MT-RJ/LC/MU duplex 10-pin fibre optic transceiver module family. With respect to the previous edition, this edition includes 10-pin SFF-LC, and SFF MU devices. It also cancels and replaces the first edition of IEC 62148-7 and the first edition of IEC 62148-9.

This publication is to be read in conjunction with IEC 62148-1:2002.