Fibre optic communication subsystem basic test procedures - - Part 2-2: Test procedures for digital systems - Optical eye pattern, waveform, and extinction ratio IEC 61280-2-2 /  
 IEC 61280-2-2 
ISO, IEC. 
 - First edition. 
 - Geneva :   ISO :   IEC,   1998. 
 - 49 stron ;   30 cm.