Railway applications - Acoustics - Measurement of source terms for environmental noise calculations; German version EN 17936:2024
Edition 2025-12

Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces - Part 3-7: Optical interface, 2,5 mm and 1,25 mm diameter cylindrical PC composite ferrule using titanium as fibre surrounding material, single mode fibre (IEC 61755-3-7:2009); German version EN 61755-3-7:2009
Edition 2009-09

Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces - Part 3-8: Optical interface, 2,5 mm and 1,25 mm diameter cylindrical 8 degrees angled-APC composite ferrule using titanium as fibre surrounding material, single mode fibre (IEC 61755-3-8:2009); German version EN 61755-3-8:2009
Edition 2009-09

Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces for enhanced macrobend multimode fibres - Part 3-61: Connector parameters of physically contacting 50 µm core diameter fibres - Non-angled 2,5 mm and 1,25 mm diameter cylindrical full zirconia ferrules for reference connection applications (IEC 86B/4836/CDV:2024); German and English version prEN IEC 63267-3-61:2024
Edition 2024-06

Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 3-7: Connector parameters of non-dispersion shifted single mode physically contacting fibres - non-angled 2,5 mm and 1,25 mm diameter cylindrical composite ferrules using titanium as fibre surrounding material (IEC 86B/5069/CDV:2025); German and English version prEN IEC 61755-3-7:2025
Edition 2025-12

Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 3-8: Connector parameters of non-dispersion shifted single mode physically contacting fibres - angled 2,5 mm and 1,25 mm diameter cylindrical composite ferrules using titanium as fibre surrounding material (IEC 86B/5070/CDV:2025); German and English version prEN IEC 61755-3-8:2025
Edition 2025-12

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 (IEC 61755-3-2:2024); German version EN IEC 61755-3-2:2024
Edition 2025-12

Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces for enhanced macrobend multimode fibres - Part 3-61: Connector parameters of physically contacting 50 µm core diameter fibres - Non-angled 2,5 mm and 1,25 mm diameter cylindrical full zirconia ferrules for reference connection applications (IEC 63267-3-61:2025); German version EN IEC 63267-3-61:2025
Edition 2026-01

Method of measurement of current noise generated in fixed resistors (IEC 60195:2016); German version EN 60195:2016
Edition 2017-02

Optics and photonics - Preparation of drawings for optical elements and systems - Part 18: Stress birefringence, bubbles and inclusions, homogeneity, and striae (ISO 10110-18:2018)
Edition 2019-09