Dynamic modules - Part 3-3: Performance specification templates - Wavelength selective switches (IEC 62343-3-3:2020); German version EN IEC 62343-3-3:2020
Edition 2021-03

Fibre optic communication subsystem test procedures - Part 2-9: Digital systems - Optical signal-to-noise ratio measurement for dense wavelength-division multiplexed systems (IEC 61280-2-9:2009); German version EN 61280-2-9:2009
Edition 2009-12

Fibre optic interconnecting devices and passive components - Performance standard - Part 081-2: Non-connectorized single-mode fibre optic middle-scale 1 x N DWDM devices for category C - Controlled environments (IEC 61753-081-2:2014); German version EN 61753-081-2:2014
Edition 2015-03

Integrated Services Digital Network (ISDN) - Videoconference teleservice - Service description; English version ETS 300678:1996
Edition 1997-11

Optical amplifiers - Test methods - Part 1-3: Power and gain parameters - Optical power meter method (IEC 61290-1-3:2021); German version EN IEC 61290-1-3:2021
Edition 2023-10

Optical amplifiers - Test methods - Part 1: Power and gain parameters (IEC 61290-1:2022); German version EN IEC 61290-1:2022
Edition 2024-06

Railway applications - Acoustics - Noise measurement inside railbound vehicles (ISO 3381:2021); German version EN ISO 3381:2021
Edition 2022-09

Fibre optic interconnecting devices and passive components - Performance standard - Part 081-02: Non-connectorized single-mode fibre optic middle-scale 1 x N DWDM devices for category C - Controlled environments (IEC 86B/4390/CD:2020); Text in English
Edition 2021-07

Non-destructive testing - Eddy current testing - Vocabulary (ISO 12718:2019); Trilingual version EN ISO 12718:2019
Edition 2019-12

Sound playback in digital cinema - Part 2: Electroacoustic equipment in cinema auditoriums
Edition 2023-10