High Quality for fiber optic equipment - Single-mode G657B3 super bending resistant optical fiber – GELD

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With sophisticated technologies and facilities, strict high quality handle, reasonable value, exceptional support and close co-operation with clients, we are devoted to furnishing the ideal worth for our clients for Fiber Optic Sensor , Metal Pole Clamp , Fiber Joint Box , Adhering to the business principle of mutual benefits, we have won good reputation among our customers because of our perfect services, quality products and competitive prices. We warmly welcome customers from home and abroad to cooperate with us for common success.

High Quality for fiber optic equipment - Single-mode G657B3 super bending resistant optical fiber – GELD Detail:

● The minimum bending radius can reach 5mm, which is fully compatible with G.652.D fiber.

● Low attenuation, meeting the communication requirements of O-E-S-C-L band.

● Used in various optical cables including ribbon cables, it has extremely low bending additional loss.

● Accurate geometric parameters and large die field diameter ensure low welding loss and high welding efficiency.

● High dynamic fatigue parameters ensure the service life under ultra-small bending radius.

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1. Optical fiber jumpers of various structures

2. FTTX high-speed optical routing

3. Optical cable with small bending radius

4. Small-size optical fiber device and optical device

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Characteristics		Conditions	Units	Specified values
Optical Characteristics
Attenuation		1310nm	dB/km	≤0.35
		1383nm	dB/km	≤0.35
		1550nm	dB/km	≤0.21
		1625nm	dB/km	≤0.23
Attenuation vs. Wavelength Max. A difference		1285~1330nm, @1310nm	dB/km	≤0.03
Attenuation vs. Wavelength Max. A difference		1525~1575nm, @1550nm	dB/km	≤0.02
Zero Dispersion Wavelength(λ₀)		–	nm	1300~1324
Zero Dispersion Slope(S₀)		–	ps/(nm2·km）	≤0.092
（PMD)	Max. Individual Fiber	–	ps/√km	≤0.1
	Link Design Value（M=20，Q=0.01%)	–	ps/√km	≤0.06
	Typical value	–	ps/√km	0.04
Cable cut-off wavelength（λ_cc)		–	nm	≤1260
Mode Field Diameter（MFD)		1310nm	μm	8.2~9.0
Mode Field Diameter（MFD)		1550nm	μm	9.1~10.1
Effective Group Index of Refraction(Neff)		1310nm		1.468
Effective Group Index of Refraction(Neff)		1550nm		1.469
Point discontinuity		1310nm	dB	≤0.05
Point discontinuity		1550nm	dB	≤0.05
Geometrical Characteristics
Cladding Diameter		–	μm	125.0±0.7
Cladding Non-Circularity		–	%	≤0.7
Coating Diameter		–	μm	235~245
Coating-Cladding Concentricity Error		–	μm	≤12.0
Coating Non-Circularity		–	%	≤6.0
Core-Cladding Concentricity Error		–	μm	≤0.5
Curl(radius)		–	m	≥4
Delivery Length		–	km per spool	Max. 50.4
Mechanical Specifications
Proof Test		–	N	≥9.0
		–	%	≥1.0
		–	kpsi	≥100
Macro-bend Induced Loss	1Turn Around a Mandrel of 10mm Radius	1550nm	dB	≤0.03
	1 Turn Around a Mandrel of 7.5mm Radius	1625nm	dB	≤0.1
	1 Turn Around a Mandrel of 7.5mm Radius	1550nm	dB	≤0.08
	1 Turn Around a Mandrel of 7.5mm Radius	1625nm	dB	≤0.25
	1 Turn Around a Mandrel of 5mm Radius	1550nm	dB	≤0.15
	1 Turn Around a Mandrel of ,5mm Radius	1625nm	dB	≤0.45
Coating stripping force		Typical average value	N	1.5
Coating stripping force		Peak value	N	1.3~8.9

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To create more benefit for buyers is our business philosophy; shopper growing is our working chase for High Quality for fiber optic equipment - Single-mode G657B3 super bending resistant optical fiber – GELD , The product will supply to all over the world, such as: Lithuania, Argentina, Morocco, We've established long-term, stable and good business relationships with many manufacturers and wholesalers around the world. Currently, we've been looking forward to even greater cooperation with overseas customers based on mutual benefits. You should feel free to contact us for more details.

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