First edition of BiH standard BAS IEC 60050-731: 2017, International Electrotechnical Vocabulary - Chapter 731: Optical Communication Systems, is a translation of the English version of the international standard IEC 60050-731: 1991 and its corrections IEC 60050-731: 1991/COR1: 1992, International Electrotechnical Vocabulary - Chapter 731: Optical fiber communication.

This standard defines terms and definitions for general concepts, fiber structure and optical characteristics, propagation characteristics, optical fibre cables, optical fiber connectors, couplers and other passive components, optical sources and detectors, measurement techniques and optical fiber systems.

BiH standard BAS IEC 60050-731: 2017 has been prepared by the Technical Committee BAS/TC 30, Electric cables.