Bare Fiber

Our high quality Bare Fiber are all made in China. Orientalfiber is a professional the Bare Fiber manufacturer and supplier in China. You can buy them from our factory. For more information, contact us now.

Item			Specified Values	Units
Fiber Type			G.657A2	-
Attenuation		1310nm	≤0.35	[dB/km]
		1383nm(after H2-aging)	≤0.35	[dB/km]
		1460nm	≤0.25	[dB/km]
		1490nm	≤0.23	[dB/km]
		1550nm	≤0.21	[dB/km]
		1625nm	≤0.23	[dB/km]
Attenuation vs. Wavelength Max. α difference		1285-1330nm, in reference to 1310nm	≤0.03	[dB/km]
		1525-1575nm, in reference to 1550nm	≤0.02	[dB/km]
Zero Dispersion Wavelength(λ0)		--	1300-1324	[nm]
Zero Dispersion Slope(S0)		--	≤0.092	[ps/(nm2·km)]
PMD	Maximum Individual Fibre	--	≤0.1	[ps/√km]
	Link Design Value(M=20，Q=0.01%)	--	≤0.06	[ps/√km]
	Typical Value	--	0.04	[ps/√km]
Cable Cutoff Wavelength (λCC)		--	≤1260	[nm]
Mode Field Diameter(MFD)		1310nm	8.4-9.2	[μm]
		1550nm	9.3-10.3	[μm]
Effective Group Index of Refraction(Neff)		1310nm	1.466	--
		1550nm	1.467	--
Point Discontinuities		1310nm	≤0.05	[dB]
		1550nm	≤0.05	[dB]
Cladding Diameter		--	125.0±0.7	[μm]
Cladding Non-Circularity		--	≤0.7	[%]
Coating Diameter		--	190-200	[μm]
			235-245
Coating-Cladding Concentricity Error		--	≤12.0	[μm]
Coating Non-Circularity		--	≤6.0	[%]
Core-Cladding Concentricity Error		--	≤0.5	[μm]
Curl(radius)		--	≥4	[m]
Macro-bend Induced Attenuation	10 Turns Around a Mandrel of 15 mm Radius	1550nm	≤0.03	[dB]
	10 Turns Around a Mandrel of 15 mm Radius	1625nm	≤0.1	[dB]
	1 Turn Around a Mandrel of 10 mm Radius	1550nm	≤0.1	[dB]
	1 Turn Around a Mandrel of 10 mm Radius	1625nm	≤0.2	[dB]
	1 Turn Around a Mandrel of 7.5 mm Radius	1550nm	≤0.5	[dB]
	1 Turn Around a Mandrel of 7.5 mm Radius	1625nm	≤1.0	[dB]
Coating Strip Force		typical average force	1.5	[N]
		peak force	1.3-8.9	[N]