Professional Standard - Post and Telecommunication
Status
2009-12
Latest
YD/T 903-1997
Scope
This standard specifies the technical requirements, test methods and marking, packaging, transportation, storage and other conditions for single-mode optical fiber mode field diameter (in compliance with the definition of far-field second-order moment) testers. This standard applies to single-mode optical fiber mode field diameter tester.
YD/T 903-1997 history
1997YD/T 903-1997 Technical conditions of mode field diameters for optical fibers