DIN EN 60793-1-1:2009 Optical fibres - Part 1-1: Measurement methods and test procedures - General and guidance (IEC 60793-1-1:2008); German version EN 60793-1-1:2008
2009DIN EN 60793-1-1:2009 Optical fibres - Part 1-1: Measurement methods and test procedures - General and guidance (IEC 60793-1-1:2008); German version EN 60793-1-1:2008