DIN EN 61753-052-3 E:2012-06 Fibre optic interconnecting devices and passive components - Performance standard - Part 052-3: Single-mode fibre non-connectorized fixed attenuator - Category U in uncontrolled environment
2017DIN EN 61753-052-3:2017-07 Fibre optic interconnecting devices and passive components - Performance standard - Part 052-3: Single-mode fibre non-connectorized fixed attenuator - Category U in uncontrolled environment (IEC 61753-052-3:2016); German version EN 61753-052-3:2016 / N...
2017DIN EN 61753-052-3:2017 Fibre optic interconnecting devices and passive components - Performance standard - Part 052-3: Single-mode fibre non-connectorized fixed attenuator - Category U in uncontrolled environment (IEC 61753-052-3:2016); German version EN 61753-052-3:2016
2002DIN EN 61753-052-3:2002 Fibre optic interconnecting devices and passive components performance standard - Part 052-3: Single-mode fibre, pigtailed-style fixed attenuators for category U; Uncontrolled environment (IEC 61753-052-3:2001); German version EN 61753-052-3:2002