标准摘要
[中文适用范围]： IEC 60793-2的本部分适用于光纤类别A4a@ A4b@ A4c@ A4d@ A4e@ A4f@ A4g和A4h。这些光纤具有塑料芯和塑料包层，并且可能具有阶跃折射率@多阶折射率@或渐变折射率分布。该光纤用于信息传输设备和光缆。表 1 总结了这些纤维的一些显着特性和应用。 [外文原描述]： IEC 60793-2-40:2009 is applicable to optical fibre categories A4a, A4b, A4c, A4d, A4e, A4f, A4g and A4h. These fibres have a plastic core and plastic cladding and may have step-index, multi-step index, or graded-index profiles. This third edition cancels and replaces the second edition published in 2006 and constitutes a technical revision which defines an enhanced A4a fibre named A4a.2 while the existing A4a fibre has been renamed A4a.1.
英文名称Optical fibres - Part 2-40: Product specifications - Sectional specification for category A4 multimode fibres