BS EN 61300-3-25-2016 光纖互連器件和無源元件. 基本試驗和測量程序. 檢查和測量. 非有棱角金屬環套管和裝有光纖的非有棱角金屬環套管的同心度
Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Examinations and measurements. Concentricity of non-angled ferrules and non-angled ferrules with fibre installed