EN 61280-2-2:2008 Fibre optic communication subsystem test procedures - Part 2-2: Digital systems - Optical eye pattern@ waveform and extinction ratio measurement
2012EN 61280-2-2:2012 Fibre optic communication subsystem test procedures - Part 2-2: Digital systems - Optical eye pattern, waveform and extinction ratio measurement
2008EN 61280-2-2:2008 Fibre optic communication subsystem test procedures - Part 2-2: Digital systems - Optical eye pattern@ waveform and extinction ratio measurement
2005EN 61280-2-2:2005 Fibre optic communication subsystem test procedures —Part 2-2: Digital systems — Optical eye pattern, waveform and extinction ratio measurement
1999EN 61280-2-2:1999 Fibre Optic Communication Subsystem Basic Test Procedures - Part 2-2: Test Procedures for Digital Systems - Optical Eye Pattern@ Waveform@ and Extinction Ratio