Fibre optic communication subsystem test procedures - Part 1-4: General communication subsystems - Light source encircled flux measurement method (IEC 61280-1-4:2009) (english version)
Industrial connector sets and interconnect components to be used in optical fibre control and communication systems - Product specifications - Part 2-1: Type ODVA PC industrial terminated on EN 60793-2-10 category A1a and A1b multimode fibre to meet the requirements of category I (industrial environments) as specified in EN 50173-1 and IEC 61753-1-3; German version EN 50516-2-1:2011— 42 стр.
Industrial connector sets and interconnect components to be used in optical fibre control and communication systems - Product specifications - Part 3-1: Type ODVA APC terminated on EN 60793-2-50 category B1.1 and B1.3 singlemode fibre to meet the requirements of category I (industrial environments) as specified in EN 50173-1 and IEC 61753-1-3; German version EN 50516-3-1:2014— 45 стр.
Industrial connector sets and interconnect components to be used in optical fibre control and communication systems - Product specifications - Part 1-1: Type SC-RJ PC industrial terminated on EN 60793-2-10 category A1a and A1b multimode fibre to meet the requirements of category I (industrial environments) as specified in IEC 61753-1-3; German version EN 50516-1-1:2011 + AC:2012— 44 стр.
Calibration of optical time-domain reflectometers (OTDR) - Part 2: OTDR for multimode fibres (IEC 61746-2:2010); German version EN 61746-2:2011— 47 стр.