DIN EN IEC 61755-3-2:2020-02
Проект
Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 3-2: Connector parameters of dispersion unshifted single mode physically contacting fibres - Angled 2,5 mm and 1,25 mm diameter cylindrical full zirconia ferrules, core location variant 1 (IEC 86B/4227/CD:2019); Text in German and English