Assertion: fiber optic cable's fiber | /r/HasProperty | important for polarization-maintaining fiber
Facets:
value: especially
type: MANNER
Source sentences:
text: FC/PC connectors: 2 mm (reduced or type R) and 2.14 mm (NTT or type N).Connectors and receptacles with different key widths either cannot be mated, or will not preserve the angle alignment between the fibers, which is especially important for polarization-maintaining fiber .