LST EN 61300-3-25-2014 纤维光学互连器件和无源器件. 基本试验和测量程序. 第3-25部分: 检查和测量. 非有棱角金属环套管和装有光纤的非有棱角金属环套管的同心度(IEC 61300-3-25-2013)
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures -- Part 3-25: Examinations and measurements - Concentricity of the non-angled ferrules and non-angled ferrules with fibre installed (IEC 61300-3-25:2013)