Optical amplifiers - Test methods - Part 5-2: Reflectance parameters - Electrical spectrum analyser method (IEC 61290-5-2:2003)
Edition 2005-01-01

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)
Edition 2003-03-01

Metallic communication cables test methods - Part 1-1: Electrical - Measurement of the pulse/step return loss in the frequency domain using the Inverse Discrete Fourier Transformation (IDFT) (IEC 62153-1-1:2003)
Edition 2004-11-01

Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - Measurement methods (IEC 62431:2008)
Edition 2009-08-01

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-19: Examinations and measurements - Polarization ..........(abbreviated)
Edition 1997-06-05

Radio-frequency connectors - Part 1-4: Electrical test methods - Voltage standing wave ratio, return loss and reflection coefficient (( IEC 61169-1-4:2020) EN IEC 61169-1-4:2020) (german version)
Edition 2021-04-01

Safety of machinery - Electro-sensitive protective equipment - Part 3: Particular requirements for active opto-electronic protective devices responsive to diffuse reflection (AOPDDR) (IEC 44/1016/CDV) (english version)
Edition 2024-02-01

Safety of machinery - Electro-sensitive protective equipment - Part 3: Particular requirements for active opto-electronic protective devices responsive to diffuse Reflection (AOPDDR) (IEC 61496-3:2018) (german version)
Edition 2019-11-01

Method for measuring photovoltaic (PV) glass - Part 2: Measurement of transmittance and reflectance (IEC 62805-2:2017) (german version)
Edition 2018-07-01

Radio-frequency connectors - Part 1-4: Electrical test methods- voltage standing wave ratio, return loss and reflection coefficient
Edition 2020-09