Optical amplifier - Test methods - Part 3-2: Noise figure parameters - Electrical spectrum analyzer method (IEC 61290-3-2:2008); German version EN 61290-3-2:2008
Edition 2009-06

Optical amplifiers - Test methods - Part 5-1: Reflectance parameters - Optical spectrum analyzer method (IEC 61290-5-1:2006); German version EN 61290-5-1:2006
Edition 2007-03

Optical amplifiers - Test methods - Part 5-2: Reflectance parameters - Electrical spectrum analyser method (IEC 61290-5-2:2003); German version EN 61290-5-2:2004
Edition 2004-12

Optical fibre amplifiers - Basic specification - Part 5-3: Test methods for reflectance parameters; Reflectance tolerance using an electrical spectrum analyser (IEC 61290-5-3:2002); German version EN 61290-5-3:2002
Edition 2002-11

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-29: Examinations and measurements - Spectral transfer characteristics of DWDM devices (IEC 61300-3-29:2014); German version EN 61300-3-29:2014
Edition 2015-02

Photovoltaic (PV) module performance testing and energy rating - Part 2: Spectral responsivity, incidence angle and module operating temperature measurements (IEC 61853-2:2016); German version EN 61853-2:2016
Edition 2017-05

Method for measuring photovoltaic (PV) glass - Part 1: Measurement of total haze and spectral distribution of haze (IEC 62805-1:2017); German version EN 62805-1:2017
Edition 2018-06

Steel and cast iron - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 1: Silicon contents between 0,05 % and 1,0 % (ISO 4829-1:2018); German version EN ISO 4829-1:2018
Edition 2018-08

Steel - Determination of nitrogen - Spectrophotometric method (ISO 4945:2018); German version EN ISO 4945:2018
Edition 2019-03

Steel and iron  - Determination of titanium content - Diantipyrylmethane spectrophotometric method (ISO 10280:1991); German version EN ISO 10280:1995
Edition 1996-02