Historical
DS/EN 60793-2-50:2016
Optical fibres - Part 2-50: Product specifications - Sectional specification for class B single-mode fibres
This part of IEC 60793 is applicable to optical fibre categories B1.1, B1.2, B1.3, B2, B4, B5*and B6. A map illustrating the connection of IEC designations to ITU-T designations is shown in Annex I. These fibres are used or can be incorporated in information transmission equipment and optical fibre cables.*Three types of requirements apply to these fibres:*- general requirements, as defined in IEC 60793-2;*- specific requirements common to the class B single-mode fibres covered in this standard and which are given in Clause 5;*- particular requirements applicable to individual fibre categories or specific applications,*which are defined in Annexes A to G.*For some fibre categories (shown in the relevant family specifications), there are subcategories that are distinguished on the basis of difference in transmission attribute*specifications. The designations for these sub-categories are documented in the individual family specifications.
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Danish Standards [ds]
