Ревидиран
Describes procedures to measure the optical attenuation (loss) performance of installed single-mode fibre optic cable plants.
May be used to measure the optical loss between any two passively connected points, including end terminations, of a single-mode fibre optic cable plant.
ПОВУЧЕН
IEC 61280-4-2:1999 ED1
99.60
Повлачење ступило на снагу
27. 6. 2014.
ПОВУЧЕН
IEC 61280-4-2:2014 ED2