Measurement methods of a half-wavelength voltage and a chirp parameter for Mach-Zehnder optical modulators in high-frequency radio on fibre (RoF) Systems (IEC 62802:2017); English version EN 62802:2017— 28 стр.
Fibre optic active components and devices - Package and interface standards - Part 15: Discrete vertical cavity surface emitting laser packages (IEC 62148-15:2014); German version EN 62148-15:2014— 23 стр.