DIN EN 60793-1-22:2002 Optical fibres - Part 1-22: Measurement methods and test procedures; Length measurement (IEC 60793-1-22:2001); German version EN 60793-1-22:2002
2002DIN EN 60793-1-46:2002 Optical fibres - Part 1-46: Measurement methods and test procedures; Monitoring of changes in optical transmittance (IEC 60793-1-46:2001); German version EN 60793-1-46:2002