IEC-61300-3-21 Complete Document History
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-21: Examinations and measurements - Switching time

Complete Current Edition:
   EDITION 3.0 - Switching time - Sept. 1, 2019

Obsolete Revision Information:
   EDITION 2.0 - Part 3-21: Examinations and measurements - Switching time - April 24, 2014
   1ST EDITION - Fibre optic interconnecting devices and passive components - - April 1, 1998