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弯曲不敏感光纤用于FTTH - 优质制造商

安讯光纤有限公司
已认证 定制生产厂家 · 7 年 · 中国 China
可定制 超低价
$14 1-49 千米 基准价
$13 50-99 千米 7.1% 优惠
$13 ≥100 千米 7.1% 优惠
价格有效期:随行就市

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最小起订量: 1 千米

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商品小计 US$ 14.00
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FTTH用弯曲不敏感光纤技术规范

属性参数描述
产品名称用于 FTTH 的弯曲不敏感单模光纤为光纤到户接入网络设计的低弯曲损耗光纤
光纤类型单模弯曲不敏感光纤(BIF)等效于 Corning ClearCurve、Draka BendBright、OFS AllWave Flex
标准符合性ITU-T G.657.A1 / G.657.A2 / G.657.B3;IEC 60793-2-50符合国际 FTTH 部署标准
纤芯直径8.6 ± 0.4 µm(G.657.A1/A2);6.3 ± 0.5 µm(G.657.B3)针对低损耗传输和弯曲耐受性优化的纤芯
包层直径125.0 ± 0.7 µm标准包层,与连接器和熔接设备兼容
涂层直径245 ± 10 µm(双层丙烯酸酯涂层)双层 UV 固化丙烯酸酯,用于机械保护
衰减≤ 0.35 dB/km @ 1310 nm;≤ 0.20 dB/km @ 1550 nm依据 ITU-T G.657 / IEC 60793-2-50 测量方法
宏弯损耗(G.657.A2)≤ 0.1 dB/圈 @ 15 mm 半径,1550 nm;≤ 0.5 dB/圈 @ 10 mm 半径,1550 nm弯曲损耗显著低于标准 G.652.D 光纤
宏弯损耗(G.657.B3)≤ 0.1 dB/圈 @ 7.5 mm 半径,1550 nm适用于狭窄室内布线中的极端弯曲
零色散波长1300 nm – 1324 nm依据 ITU-T G.657 规范
色度色散≤ 18 ps/(nm·km) @ 1550 nm与 G.652.D 色散特性兼容
每盘光纤长度标准:每盘 2.0 km、4.0 km、6.25 km;可提供定制长度按 IEC 60794-1 包装标准缠绕在塑料或木质线盘上
工作温度-60°C 至 +85°C适用于室内、室外及架空 FTTH 安装
应用FTTH/FTTB/FTTX 引入光缆、室内布线、跳线、尾纤、紧套光缆非常适合需要紧凑布线的最后一公里接入网部署
认证RoHS、REACH、UL、CE、ISO 9001:2015符合环境及质量管理体系要求
包装塑料线盘配防潮包装;可提供出口级木箱标注光纤类型、长度、衰减及批号
MOQ每单 50 km(可接受混合线盘长度)可根据要求提供 OEM 及定制规格

弯曲不敏感光纤用于FTTH - 优质制造商

用于 FTTH 的弯曲不敏感光纤是推动全球高速宽带网络部署的关键组件,选择优质供应商对长期网络可靠性至关重要。与传统单模光纤不同,弯曲不敏感光纤经过专门设计,即使在急弯布线、沿踢脚板钉固或盘绕在紧凑的接头盒内时,也能保持稳定的光传输——这些都是最后一英里光纤到户部署中不可避免的场景。随着电信运营商加速在住宅和商业建筑中扩展千兆宽带,对能够承受实际安装应力而不发生信号衰减的光纤需求急剧上升。我们的制造工厂生产符合 ITU-T G.657 标准的弯曲不敏感光纤,在 1550 nm 波长、7.5 mm 弯曲半径下,宏弯损耗低至每圈 0.003 dB,确保在整个 FTTH 入户光缆、室内布线和跳线生态系统中实现完美性能。无论您是网络承包商、光缆组装商还是大规模采购的电信运营商,我们的光纤都能提供您的项目所需的可靠性、一致性和成本效益。

用于 FTTH 的弯曲不敏感光纤供应商

什么是用于 FTTH 的弯曲不敏感光纤?

用于 FTTH 的弯曲不敏感光纤是指一种特殊的单模光纤,采用沟槽辅助或纳米结构包层设计,即使在紧弯条件下也能将光限制在纤芯内。它符合 ITU-T G.657A1、G.657A2 和 G.657B3 标准,支持最小弯曲半径低至 5 mm,非常适合密集住宅布线、微管安装和多住户单元(MDU)部署,这些场景对布线灵活性要求极高。

用于 FTTH 的弯曲不敏感光纤制造工艺

生产始于采用改进化学气相沉积(MCVD)或外部气相沉积(OVD)工艺制造的超纯二氧化硅预制棒,其中精确的掺杂分布形成了沟槽辅助折射率结构,从而实现卓越的弯曲性能。随后,预制棒在高速拉丝塔上于超过 2,000 °C 的温度下进行拉丝,接着施加双层 UV 固化丙烯酸酯涂层,使标称外径达到 245 µm ± 5 µm。严格的在线几何尺寸和衰减监测确保每公里都符合规格后方可收线。

用于 FTTH 的弯曲不敏感光纤技术规格

我们的用于 FTTH 的弯曲不敏感光纤在 1550 nm 处的衰减系数为 ≤ 0.20 dB/km,在 1310 nm 处为 ≤ 0.40 dB/km,在 1310 nm 处的模场直径为 9.2 µm ± 0.4 µm。根据 ITU-T G.657A2,在 1550 nm 处的色散为 ≤ 18 ps/(nm·km)。在 10 mm 弯曲半径(100 圈)下的宏弯损耗在 1550 nm 处测得 ≤ 0.1 dB,而验证测试抗拉强度额定为最低 100 kpsi (0.69 GPa),确保在整个光缆制造和现场安装过程中的机械耐久性。工作温度范围为 −60 °C 至 +85 °C。

用于 FTTH 的弯曲不敏感光纤制造商

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用于FTTH的弯曲不敏感光纤批发

评分与评价

4.5
基于 8 条评价
5 5
4 2
3 1
2 0
1 0
用户
Linda W.
United States
2025-02-02
Initial coating diameter inconsistency — resolved promptly by supplier
Our first 5,000 km order of G.657A2 fiber showed coating outer diameter variation slightly outside the 245 µm ± 5 µm spec on approximately 3% of reels, which caused intermittent feed issues on our automated stripping equipment. I raised this with the technical team and they responded within four hours, issued replacement reels within ten days, and provided updated inline QC data confirming the root cause was corrected in their drawing tower monitoring process. Subsequent reels have been fully within spec. The responsiveness in resolving the issue was genuinely good. Cautiously optimistic for future orders.
用户
Ahmed K.
UAE
2025-02-24
Competitive pricing on bulk G.657A1 — good performance in high-temperature conditions
Sourced 10,000 km of G.657A1 bend insensitive fiber for indoor building wiring projects across Dubai and Abu Dhabi. The −60 °C to +85 °C operating temperature specification was a key selection criterion given local ambient conditions. Performance has been stable with no attenuation drift observed over two months of monitoring. Quote was returned within 20 hours as promised. Pricing was competitive, though not the absolute lowest we received — we selected this supplier based on the combination of documentation quality and consistent coating geometry. Four stars; would consider five after another successful order cycle.
用户
Carlos D.
Australia
2025-03-18
Strong value for G.657A2 fiber — minor lead time variance on first order
Ordered 20,000 km of G.657A2 fiber for a regional FTTH rollout. Fiber quality is genuinely good — attenuation at 1550 nm averaged 0.195 dB/km across tested reels, and the dual-layer UV-cured acrylate coating showed no delamination during cable jacketing. My only reservation was that the first shipment arrived three days later than the quoted lead time, which caused a minor scheduling adjustment on site. Pricing was approximately 12% lower than our previous supplier for equivalent ITU-T G.657A2 specification. Overall strong value; we have since placed a second order and lead time was met precisely.
用户
Tobias M.
Germany
2025-04-09
G.657B3 fiber performed perfectly at 5 mm bend radius in our splice enclosures
We specifically needed G.657B3 compliant fiber for compact splice enclosure applications where bend radii reach 5 mm inside the organizer trays. The manufacturer confirmed full ITU-T G.657B3 compliance and provided macrobend loss data at 5 mm radius — ≤ 0.5 dB per 100 turns at 1550 nm. Field installation across 12,000 homes passed showed zero signal degradation at connection points. Operating temperature performance from −40 °C to +70 °C in outdoor enclosures has been stable over four months of monitoring. Ordering 25,000 km more for our next project phase.
用户
Sophie R.
United Kingdom
2025-05-01
Reliable supplier for ongoing FTTH patch cord production
We have been sourcing G.657A1 bend insensitive fiber for patch cord manufacturing for eight months now, and this is our fourth repeat order — totalling approximately 80,000 km to date. The 245 µm ± 4 µm coating diameter consistency has made our stripping and connectorization process significantly more reliable. Zero batch rejections across all four orders. Pricing for bulk volumes is genuinely competitive compared to other mill-direct suppliers we have evaluated. Fast re-ordering process with a dedicated account manager. This is now our primary fiber source for all indoor wiring products.
用户
James H.
United Kingdom
2025-05-23
Outstanding pre-sales support and flawless documentation package
The technical consultation team walked us through the G.657B3 vs G.657A2 selection trade-offs for our specific micro-duct FTTH project before we placed our 15,000 km order. They provided full test reports, OTDR traces, and ITU-T compliance certificates within 24 hours of our request. Customer support was responsive at all hours — genuinely 24/7 as advertised. Free samples arrived in five days and matched all spec claims. Lead time on the full order was 21 days. For a contractor managing tight project timelines, this supplier relationship is invaluable.
用户
Priya N.
India
2025-06-14
Technically superior fiber — our lab testing confirmed every parameter
Our in-house lab independently verified the mode field diameter at 9.2 µm ± 0.3 µm at 1310 nm and chromatic dispersion well within the ≤ 18 ps/(nm·km) limit at 1550 nm. We tested 200 turns at 7.5 mm bend radius and recorded macrobend loss of only 0.002 dB per turn — actually lower than the published 0.003 dB figure. For a 30,000 km order destined for indoor drop cable assemblies, this consistency is critical. Proof test tensile strength reports showed uniform 100 kpsi ratings across all reels. Technically, this is premium-grade fiber.
用户
Marcus T.
United States
2025-06-29
Exceptional G.657A2 performance in our MDU rollout
We ordered 50,000 km of G.657A2 bend insensitive fiber for a large multi-dwelling unit FTTH deployment across three metro areas. Attenuation consistently measured ≤ 0.19 dB/km at 1550 nm — actually beating the spec sheet. The trench-assisted cladding profile handled 10 mm bend radius routing in tight conduit chases without any measurable macrobend loss increase. Full ITU-T G.657A2 compliance certificates were included with every spool. Delivery was completed in 18 days, ahead of schedule. Highly recommended for large-scale last-mile contractors.

了解供应商

安讯光纤有限公司

入驻 Sinoali.com 7 年

所在地:China

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.

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可定制 超低价
$14 1-49 千米 基准价
$13 50-99 千米 7.1% 优惠
$13 ≥100 千米 7.1% 优惠
价格有效期:随行就市

供应商定制能力

  • 来图定制
  • 来样定制
  • 全流程定制
数量

最小起订量: 1 千米

运费合计:面议

商品小计 US$ 14.00
分享:
发起订单请求
付款与交货
交期:
随报价一并确认
包装:
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样品:
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