BS EN IEC 61280-4-5:2020(2022) Fibre - optic communication subsystem test procedures Part 4 - 5 : Installed cabling plant — Attenuation measurement of MPO terminated fibre optic cabling plant using test equipment with MPO interfaces
2022BS EN IEC 61280-4-5:2020 Fibre-optic communication subsystem test procedures - Installed cabling plant. Attenuation measurement of MPO terminated fibre optic cabling plant using test equipment with MPO interfaces