YOFC G.657.A1 EasyBand® Low Loss Bending Insensitive Single-mode Fibre Telecommunication SM Manufacturer Optical Fiber Price

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YOFC G.657.A1 EasyBand® Low Loss Bending Insensitive Single-mode Fibre Telecommunication SM Manufacturer Optical Fiber Price

EasyBand® Low Loss Bending Insensitive Single-mode Fibre is suitable for optical transmission systems which operates over the entire wavelength window from 1260 nm to 1625 nm. It is an advanced product of YOFC bending insensitive fibre, which possesses all advantages of Low Loss Fibre, and also improves anti-bending properties, combines low loss and bending insensitive properties. EasyBand® Low Loss Bending Insensitive Single-mode Fibre is fully compatible with standard normal single-mode Fibre, and thoroughly meets multiple demands of multi-channel, high bit-rate, long distance transmission and anti-bending properties.

Characteristics

Possesses advanced anti-bending and low loss properties
Achieved the operation over full optical spectrum from 1260nm–1625nm, and increased the system transmission capacity
Lower attenuation, which meets the demand of extended long distance transmission
Good bending loss resistance at short radius bends
Accurate geometrical parameters that insure low splicing loss and high splicing efficiency

Size:	25.2KM/ROLL 50.4KM/ROLL Other
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Model:
G.657.A1

G657A1 Bending Insensitive Datasheet

Characteristics		Conditions	Speciﬁed values	Units
Optical Characteristics
Attenuation		1310nm	≤0.32	[dB/km]
		1383nm(after H2-aging)	≤0.31	[dB/km]
		1460nm	≤0.31	[dB/km]
		1550nm	≤0.18	[dB/km]
		1625nm	≤0.20	[dB/km]
Attenuation vs. Wavelength		1285nm-1330nm, in reference to 1310nm	≤0.03	[dB/km]
Max. α diﬀerence		1525nm-1575nm, in reference to 1550nm	≤0.02	[dB/km]
Max. α diﬀerence		1285nm-1340nm	-3.5 to 3.5	[ps/(nm·km)]
Dispersion Coeﬃcient		1550nm	≤18	[ps/(nm·km)]
Dispersion Coeﬃcient		1625nm	≤22	[ps/(nm·km)]
Zero Dispersion Wavelength(λ0)		--	1300-1324	[nm]
Zero Dispersion Slope(S0)		--	≤0.092	[ps/(nm2·km)]
Typical Value		--	0.086	[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	8.7-9.5	[μm]
Mode Field Diameter（MFD）		1550nm	9.8-10.8	[μm]
Eﬀective Group Index of Refraction（Neﬀ ）		1310nm	1.466	--
Eﬀective Group Index of Refraction（Neﬀ ）		1550nm	1.467	--
Point Discontinuities		1310nm	≤0.05	[dB]
Point Discontinuities		1550nm	≤0.05	[dB]
Geometrical Characteristics
Cladding Diameter		--	125.0±0.7	[μm]
Cladding Non-Circularity		--	≤0.7	[%]
Coating Diameter		--	235-245	[μm]
Coating-Cladding Concentricity Error		--	≤12.0	[μm]
Coating Non-Circularity		--	≤6.0	[%]
Core-Cladding Concentricity Error		--	≤0.5	[μm]
Curl(radius)		--	≥4	[m]
Delivery Length		--	Up to 50.4	[km/reel]
Environmental Characteristics		1310nm, 1550nm & 1625nm
Temperature Dependence Induced Attenuation		-60℃ to +85℃	≤0.05	[dB/km]
Temperature-Humidity Cycling Induced Attenuation		-10°C to +85°C, 98% RH	≤0.05	[dB/km]
Watersoak Dependence Induced Attenuation		23°C, for 30 days	≤0.05	[dB/km]
Damp Heat Dependence Induced Attenuation		85°C and 85% RH, for 30 days	≤0.05	[dB/km]
Dry Heat Aging		85℃, for 30 days	≤0.05	[dB/km]
Mechanical Speciﬁcation
Proof Test		--	≥9.0	[N]
		--	≥1.0	[%]
		--	≥100	[kpsi]
Macro-bend Induced Loss	10 Turns Around a Mandrel of 15 mm Radius	1550nm	≤0.05	[dB]
	10 Turns Around a Mandrel of 15 mm Radius	1625nm	≤0.3	[dB]
	1 Turn Around a Mandrel of 10 mm Radius	1550nm	≤0.5	[dB]
	1 Turn Around a Mandrel of 10 mm Radius	1625nm	≤1.5	[dB]
Coating Strip Force		typical average force	1.5	[N]
Coating Strip Force		peak force	1.3-8.9	[N]
Dynamic Fatigue Parameter (nd)		--	≥20	--

Applications

Due to its outstanding performance in both attenuation and bending resistance, EasyBand® Low Loss Bending Insensitive Single-mode Fibre is fully compatible with different cabling and differentiated systems in different installation environments of trunk network, metropolitan area network, access network and resident network.

Product standards

EasyBand® Low Loss Bending Insensitive Single-mode Fibre meets or exceeds the ITU-T Recommendation G.652.D/G.657.A1 including the IEC 60793-2-50 type B1.3/B6.a1 Optical Fibre Specification.