DIN EN 61300-3-6-2009 光纤互连器件和无源元件.基本试验和测量规程.第3-6部分:检查和测量.回波损耗(IEC 61300-3-6-2008).德文版本EN 61300-3-6:2009
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-6: Examinations and measurements - Return loss (IEC 61300-3-6:2008); German version EN 61300-3-6:2009