BS EN IEC 60869-1:2018 Fibre optic interconnecting devices and passive components. Fibre optic passive power control devices Generic specification

Performance
Fibre optic connectors
Quality
Design
Electronic equipment and components
Quality assurance
Detail specification
Quality assurance systems
Assessed quality
Qualification approval
Attenuators
Optical fibres
Fibre optics
Quality control

Link: BS EN IEC 60869-1:2018 Fibre optic interconnecting devices and passive components. Fibre optic passive power control devices Generic specification
Source: BSI Standards