EN-61977 Complete Document History
Fibre optic interconnecting devices and passive components - Fibre optic filters - Generic specification

Complete Current Edition:
   2015 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Nov. 20, 2015

Obsolete Revision Information:
   2010 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Jan. 1, 2010
   2002 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Jan. 1, 2002