Norm DIN EN IEC 61300-3-4:2023
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-4: Examinations and measurements - Attenuation (IEC 86B/4496/CDV:2021); German and English version prEN IEC 61300-3-4:2021 Zurückgezogener Entwurf