IEC 61280-4-4 : 2.0现行
FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 4-4: CABLE PLANTS AND LINKS - POLARIZATION MODE DISPERSION MEASUREMENT FOR INSTALLED LINKS
出版：International Electrotechnical Committee
专家解读视频
Gives uniform methods of measuring polarization mode dispersion (PMD) of single-mode installed links.
CEI EN 61280-4-4 : 2006 - Identical
NEN EN IEC 61280-4-4 : 2017 - Identical
DIN EN 61280-4-4 : 2007 - Identical
SN EN 61280-4-4 : 2006 - Identical
NEN EN IEC 61280-4-4 : 2017 - Identical
PN EN 61280-4-4 : 2017 - Identical
DS EN 61280-4-4 : 2017 - Identical
CEI EN 61280-4-4 : 2006 - Identical
VDE 0888-440 : 2018 - Identical
I.S. EN 61280-4-4:2017 - Identical
