2023DIN EN IEC 61744:2023-12 Calibration of fibre optic chromatic dispersion test sets (IEC 61744:2023); German version EN IEC 61744:2023 / Note: DIN EN 61744 (2006-10) remains valid alongside this standard until 2026-05-09.
2021DIN EN IEC 61744:2021-07 Calibration of fibre optic chromatic dispersion test sets (IEC 86/569/CD:2020); Text in English / Note: Date of issue 2021-06-04*Intended as replacement for DIN EN 61744 (2006-10).
2021DIN EN IEC 61744:2021 Calibration of fibre optic chromatic dispersion test sets (IEC 86/569/CD:2020); Text in English