UNE-EN 61280-4-4:2017 Fibre optic communication subsystem test procedures - Part 4-4: Cable plants and links - Polarization mode dispersion measurement for installed links (Endorsed by Asociación Española de Normalización in September of 2017.)
2017UNE-EN 61280-4-4:2017 Fibre optic communication subsystem test procedures - Part 4-4: Cable plants and links - Polarization mode dispersion measurement for installed links (Endorsed by Asociación Española de Normalización in September of 2017.)