Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-5: Tests - Torsion (IEC 86B/4361/CD:2020); Text in German and English
Fibre optic interconnecting devices and passive components - Performance standard - Part 071-2: Non-connectorized single-mode fibre optic 1 x 2 and 2 x 2 spatial switches for category C - Controlled environments (IEC 61753-071-2:2014); German version EN 61753-071-2:2014— 17 стр.
Fibre optic interconnecting devices and passive components performance standard - Part 111-8: Sealed closures for category G - Ground (IEC 61753-111-8:2009); German version EN 61753-111-8:2010— 27 стр.
