POFC 裸纤，光纤，光缆，带纤

品牌	POFC	型号	9/125/250um Singlemode Optical Fiber
光纤芯数	Singlemode Optical Fiber	光缆外径	0.25（mm）
重量	0.07（kg/km）	允许抗拉强度	500（N）
允许侧压力	1000（N/100mm）	适用范围	适用于室内外光缆纤，适用于光纤排列，光纤列阵

標準單模光纖（9/125/250um Singlemode Optical Fiber）in产于台湾單模光纖This specification conforms to the requirement of IEC 60793 B1.1 and ITU-T G.652.A/B.

OPTICAL CHARACTERISTICS
Characteristics	Conditions	Specified Values	Unit
Attenuation Coefficient	1310 nm	≦ 0.34	〔dB/km〕
	1285 – 1330 nm	≦ 0.36	〔dB/km〕
	1550 nm	≦ 0.21	〔dB/km〕
Mode Field Diameter	1310 nm	8.7 ~ 9.7	〔µm〕
Fiber Cut-Off Wavelength		1150 ~ 1330	〔nm〕
Cable Cut-Off Wavelength		< 1260	〔nm〕
Zero Dispersion Wavelength		1300 ~ 1322	〔nm〕
Zero Dispersion Slope		≦ 0.092	〔ps/(nm2·km)〕
Dispersion Coefficient	1285 – 1330 nm	≦ 3.1	〔ps/(nm·km)〕
	1550 nm	≦ 18	〔ps/(nm·km)〕
PMD		≦ 0.2	〔ps/√km〕
BACKSCATTER CHARACTERISTICS
Attenuation Directional Uniformity		≦ 0.03	〔dB/km〕
Attenuation Uniformity		≦ 0.05	〔dB〕
Reflections		Not Allowed
Group Index of Refraction	1310 nm	1.467
	1550 nm	1.468
PHYSICAL CHARACTERISTICS
Core / Cladding Concentricity Error		≦ 0.8	〔µm〕
Cladding Diameter		125 ± 1	〔µm〕
Cladding Non-Circularity		≦ 2.0	〔%〕
Coating Diameter (UV Curable Acrylate)		245 ± 10	〔µm〕
Clad/Coat Concentricity Error		≦ 6	〔µm〕
Fiber curl		≧ 4	〔m〕
Proof Test		100	〔kpsi〕
Bend Induced Attenuation at 1625 nm		≦ 0.1	〔dB〕
(100 turns around a mandrel of 60 mm diameter)
Fatigue Resistance Parameter (nd)		20
Average Coating Strip Force / Peak Coating Strip Force		≧ 105 / 140 (1.4)	〔g〕/ (N)
Length (Typical)		12.6～25.2	〔km〕
ENVIRONMENTAL CHARACTERISTICS
Temperature Dependence at 1310 nm and 1550 nm		≦ 0.05	〔dB/km〕
Induced Attenuation – 60°C to +85°C
Watersoak Dependence at 1310 nm and 1550 nm		≦ 0.05	〔dB/km〕
Induced Attenuation at 20°C for 30 days
Damp Heat Dependence at 1310 nm and 1550 nm		≦ 0.05	〔dB/km〕
Induced Attenuation at 85°C, 85%R.H., 30 days