Fibre optic interconnecting devices and passive components - Performance standard - Part 052-6: Single mode fibre non-connectorized fixed attenuator for category O - Outside plant environment (IEC 86B/3568/CD:2013)
Fibre optic interconnecting devices and passive components - Performance standard - Part 052-6: Single-mode fibre non-connectorized fixed attenuator - Category O in outside plant environment (IEC 61753-052-6:2016); German version EN 61753-052-6:2016— 16 стр.
