DIN EN 61753-053-3-2004 纤维光学互连器件和无源元件性能标准.第053-3部分:U类连续可变衰减器.非受控环境
Fibre optic interconnecting devices and passive components performance standard - Part 053-3: Continuously variable attenuators for category U - Uncontrolled environment (IEC 61753-053-3:2004); German version EN 61753-053-3:2004
This part of IEC 61753 contains the minimum initial test and measurement requirements and severities which a fibre optic attenuator must satisfy in order to be categorised as meeting the requirements of single mode fibre pigtailed style continuously variable attenuator devices used in uncontrolled environments.