2020KS C IEC 61300-2-5:2020 Fibre optic interconnecting devices and passive components —Basic test and measurement procedures —Part 2-5: Tests — Torsion/twist
2014KS C IEC 61300-2-5:2014 Fibre optic interconnecting devices and passive components — Basic test and measurement procedures — Part 2-5: Tests — Torsion/twist
2004KS C IEC 61300-2-5:2004 Fibre optic interconnecting devices and passive components-Basic test and measurement procedures-Part 2-5:Tests-Torsion/twist