Single Mode Bend Insensitive Fiber - Premium Manufacturer

Anxun optical fiber Co., Ltd.

Verified Custom manufacturer · 7 yrs ·

China

Customizable Rock-bottom price

$1280 1-49 kilometers Base price

$1224 50-99 kilometers 4.4% off

$1196 ≥100 kilometers 6.6% off

Price validity: subject to market conditions

Supplier's customization ability

Drawing-based customization
Sample-based customization
Full customization

Quantity

Minimum order quantity: 1 kilometers

Shipping total: To be negotiated

Subtotal of goods US$ 1,280.00

Start order request

Payment and delivery

Payment:: by contract — deposit, balance after your inspection
Lead time:: confirmed with the quotation
Packaging:: standard export packing
Samples:: available on request

Product details

Technical Specifications of Single Mode Bend Insensitive Fiber

Property	Parameter	Description
Product Name	Single Mode Bend Insensitive Fiber	Low-bend-loss single mode optical fiber designed for tight routing applications
Fiber Type / Grade	G.657.A1 / G.657.A2 / G.657.B3	ITU-T compliant bend-insensitive SMF; equivalent to Corning ClearCurve, OFS BendBright
Standard Compliance	ITU-T G.657, IEC 60793-2-50, TIA-492AAAD	Fully backward compatible with ITU-T G.652.D standard single mode fiber
Core Diameter	8.6 – 9.5 µm	Nominal core diameter optimized for single mode transmission at 1310/1550 nm
Cladding Diameter	125.0 ± 0.7 µm	Standard 125 µm glass cladding for compatibility with standard connectors and splices
Coating Diameter	245 ± 5 µm (standard) / 200 µm (reduced)	Dual-layer acrylate coating; 200 µm option available for high-density cable designs
Attenuation	≤ 0.35 dB/km @ 1310 nm; ≤ 0.20 dB/km @ 1550 nm	Low attenuation per ITU-T G.657; water peak attenuation ≤ 0.4 dB/km @ 1383 nm
Macrobend Loss (G.657.A2)	≤ 0.03 dB/turn @ R=15 mm (1550 nm); ≤ 0.1 dB/turn @ R=10 mm (1550 nm)	Significantly reduced bend-induced loss vs. G.652.D; suitable for FTTH drop cables
Macrobend Loss (G.657.B3)	≤ 0.03 dB/turn @ R=7.5 mm (1550 nm)	Ultra-low bend loss for extreme tight-bend routing in premises and indoor installations
Numerical Aperture	0.14 ± 0.02	Standard NA ensuring compatibility with G.652.D splicing and connector systems
Zero Dispersion Wavelength	1300 – 1324 nm	Per ITU-T G.657 / G.652.D specification
Cable Cutoff Wavelength	≤ 1260 nm	Ensures single mode operation across full O to L band (1260–1625 nm)
Operating Temperature	-60°C to +85°C	Suitable for indoor, outdoor, aerial, and duct deployment environments
Application	FTTH/FTTX, indoor wiring, MDU, data centers, tight-buffer cables	Ideal for last-mile access networks, bend-sensitive routing, and high-density installations
Certification	RoHS, REACH, UL (optional), CE	Compliant with international environmental and safety regulations
Packaging	Wooden reel: 2.5 km, 5 km, 10 km, 25 km per reel	Standard wooden or plastic reels; custom lengths available upon request
MOQ	1 reel (2.5 km)	Flexible order quantities; OEM and custom specifications supported

Single Mode Bend Insensitive Fiber - Premium Manufacturer

Single mode bend insensitive fiber represents a critical advancement in modern optical communication infrastructure, engineered specifically to maintain signal integrity even when subjected to tight bending radii that would cause conventional fibers to suffer unacceptable attenuation losses. As global demand for high-density fiber deployments in FTTH networks, data centers, and indoor cabling environments continues to surge, the need for reliable bend-tolerant solutions has never been greater. Our premium single mode bend insensitive fiber delivers exceptional optical performance with bending losses as low as 0.1 dB per turn at a 15 mm bending radius, fully compliant with ITU-T G.657A1 and G.657A2 international standards. Manufactured using advanced trench-assisted refractive index profile technology, this fiber ensures seamless compatibility with standard G.652D single mode fiber across splicing, connectorization, and system integration — making it the preferred choice for installers and network engineers worldwide.

What is Single Mode Bend Insensitive Fiber?

Single mode bend insensitive fiber is a specialized optical fiber designed to transmit a single light mode while exhibiting dramatically reduced macro-bending and micro-bending sensitivity compared to conventional single mode fibers. By incorporating a depressed trench or ring-assisted refractive index profile around the core, this fiber confines light more effectively, enabling reliable operation at bending radii as tight as 7.5 mm without compromising signal quality — ideal for constrained installation environments.

Single Mode Bend Insensitive Fiber Manufacturing Process

Production begins with ultra-pure silica preform fabrication using the Modified Chemical Vapor Deposition (MCVD) or Outside Vapor Deposition (OVD) process, precisely doping the cladding layers with fluorine to create the characteristic trench-assisted refractive index profile. The preform is then drawn at temperatures exceeding 2,000°C in a controlled tower environment, followed by dual-layer UV-cured acrylate coating application to achieve a nominal outer diameter of 245 µm ± 5 µm, ensuring consistent mechanical strength and environmental durability.

single mode bend insensitive fiber supplier

Single Mode Bend Insensitive Fiber Technical Specifications

Our single mode bend insensitive fiber meets the following verified performance parameters: core diameter of 8.2 µm ± 0.4 µm; cladding diameter of 125.0 µm ± 0.7 µm; attenuation ≤ 0.20 dB/km at 1550 nm and ≤ 0.35 dB/km at 1310 nm; chromatic dispersion ≤ 18 ps/(nm·km) at 1550 nm; zero dispersion wavelength between 1300–1324 nm; bending loss ≤ 0.1 dB/turn at R = 15 mm (1550 nm) per ITU-T G.657A2; proof test stress of 100 kpsi (0.69 GPa) minimum; operating temperature range of −60°C to +85°C. Full compliance with IEC 60793-2-50 and Telcordia GR-20 is certified.

Get a Competitive Quote for Single Mode Bend Insensitive Fiber

Partner with a trusted premium manufacturer for your single mode bend insensitive fiber requirements. We offer mill-direct rates, rapid lead times, and full technical support to ensure your project specifications are met with precision. Request your customized quotation today.

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Ratings & Reviews

4.5

Based on 8 reviews

5 5

4 2

3 1

2 0

1 0

Nathan C.

United States

2025-02-02

Initial reel labeling inconsistency — resolved promptly, fiber itself is good

Ordered 15,000 m for a campus network upgrade. On arrival, four reels had mismatched batch numbers on the outer label versus the internal documentation, which flagged a concern during our incoming QA inspection. I contacted support and received corrected traceability documents within 36 hours along with a clear explanation. The fiber optical performance — attenuation ≤ 0.20 dB/km at 1550 nm, proof test at 100 kpsi — tested correctly on all reels. The issue was administrative, not product quality. They've since confirmed improved labeling QC. Would consider reordering.

Tariq A.

UAE

2025-02-24

Good G.657A2 fiber at competitive price — lead time could be tighter

Procured 60,000 meters for a hotel and commercial tower FTTH installation project in Dubai. Fiber performance meets G.657A2 requirements — bending loss at 10 mm radius was acceptable for the tight riser conduit runs we encountered. Pricing was favorable compared to regional distributors. Lead time was 28 days, which pushed our installation schedule slightly. For projects with firm deadlines, I'd recommend ordering with more buffer. Technical consultation before purchase helped us confirm G.652D compatibility. Overall a reliable supplier; we'd order again with earlier planning.

Klaus H.

Germany

2025-03-18

Strong value for G.657A1 spec — minor documentation delay on first order

Ordered 40,000 m of G.657A1 compliant fiber for indoor building cabling installations. Optical performance is solid — attenuation at 1550 nm averaged 0.195 dB/km and bending loss at 15 mm radius was well within spec. Price per kilometer was competitive versus European suppliers by approximately 18%. Initial order had a three-day delay receiving the IEC 60793-2-50 compliance certificate, which held up our QA sign-off. The issue was resolved quickly once escalated. Product quality itself is not in question — we've placed a follow-up order for 25,000 m.

Know your supplier

Anxun optical fiber Co., Ltd.

7 yrs on Sinoali.com

Located in China

Company information More goods

FAQ

Q: What is bend-insensitive fiber?

A:Bend-insensitive fiber is a special optical fiber that maintains low transmission loss even under tight bending conditions, such as small radius bends or twists.

Q: What is the biggest advantage of bend-insensitive fiber?

Q: Can bend-insensitive fiber be used in FTTH projects?

Q: What bending radius can your bend-insensitive fiber withstand?

Q: Does bend-insensitive fiber support long-distance transmission?

Q: What is the operating temperature range of your fiber?

Product display

Anxun Optical Fiber Co., Ltd. is a technology-driven enterprise specializing in the research, development, and manufacturing of high-quality optical fiber products and communication solutions. With a strong focus on innovation and precision engineering, the company provides a wide range of products, including fiber optic cables, connectivity components, and customized network solutions for telecommunications, data centers, and industrial applications.

Committed to international standards and strict quality control, Anxun ensures reliable performance and long-term durability in all its products. The company continuously invests in advanced production equipment and technical expertise to meet the evolving demands of global communication infrastructure. Guided by a customer-centric approach, Anxun Optical Fiber Co., Ltd. strives to deliver efficient, cost-effective, and sustainable solutions, building long-term partnerships with clients worldwide.