Bending Insensitive Single-mode Fibre-G657A1-Single-mode fiber-Xi 'an Xigu Optical Communication Co., LTD

Description

Product Description

G.657.A1 not only has good bending resistance but also has good compatibility with G.652.D. At the same time, it can extend the coverage of the access network, which is the best product for optical fiber access.

Product Features

"1"

Bending insensitive performance.
"2"

Low attenuation satisfying the operation demand
"3"

Optimized MFD and precise geometrical properties.
"4"

Good compatibility with G.652.D single-mode fiber.

Product Technical Indicators

Characteristics	Conditions	Units	Specified values
Optical Characteristics
Attenuation	1310nm	dB/km	≤ 0.350
	1383nm	dB/km	≤ 0.350
	1550nm	dB/km	≤ 0.210
	1625nm	dB/km	≤ 0.230
Relative Wavelength Attenuation Changes	1310nm VS. 1285-1330mn	dB/km	≤ 0.04
Relative Wavelength Attenuation Changes	1550nm VS. 1525-1575mn	dB/km	≤ 0.03
Zero Dispersion Wavelength(λ0)	-	nm	1300-1324
Zero Dispersion Slope	-	ps/nm2·km	≤ 0.092
PMD	-	ps/√km	≤ 0.2
Cable Cutoff Wavelength(λcc)	-	nm	≤ 1260
Mode Field Diameter (MFD)	1310nm	μm	9.2±0.4
Mode Field Diameter (MFD)	1550mn	μm	10.4±0.5
Attenuation discontinuity	1310nm	dB	≤ 0.03
Attenuation discontinuity	1550mn	dB	≤ 0.05
Geometrical Characteristics
Cladding Diameter		μm	125±0.7
Cladding Non-Circularity		%	≤ 1.0
Core-Cladding Concentricity Error		μm	≤ 0.5
Coating Diameter		μm	242±7
Coating Diameter		μm	200±10
Coating-Cladding Concentricity Error		μm	≤ 12
Curl (Radius)		m	≥ 4
Environmental Characteristics 1550nm &1625nm
Temperature Dependence Induced Attenuation	-60℃ to +85℃	dB/km	≤ 0.05
Damp Heat Dependence Induced Attenuation	85℃ and 85% RH, for 30 days	dB/km	≤ 0.05
Watersoak Dependence Induced Attenuation	23℃, for 30 days	dB/km	≤ 0.05
Dry Heat Induced Attenuation	85℃, for 30 days	dB/km	≤ 0.05
Mechanical properties
Tension screening	-	GPa	0.69
Tension screening	-	kpsi	100
Coating Strip Force *	peak force	N	1.3-8.9
Coating Strip Force *	typical average force	N	1.0-5.0
Tensile Strength	Weber Probability 50%	GPa	≥ 4.00
Tensile Strength	Weber Probability 15%	GPa	≥ 3.20
Dynamic Fatigue Parameter(nd)	-	-	≥ 20
Macro-bend Induced Attenuation
Ø30mm×10	1550nm	dB	≤ 0.25
Ø30mm×10	1625nm	dB	≤ 1.0
Ø20mm×1	1550nm	dB	≤ 0.75
Ø20mm×1	1625nm	dB	≤ 1.5
*At a coating diameter of 200±10, the coating peel force peaks at 0.6-8.9 N and averages 0.6-5.0 N

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