光纤具有很宽的光谱带宽和优越的光学特性,是支持以太网、互联网协议(IP)、异步传输模式(ATM)、同步光网络(SONET)和波分复用系统(WDM)等不同传输技术的最佳选择。光纤为骨干网、城域网和接入网提供了更大的带宽资源,满足了语音、数字、图像传输等多种业务对带宽资源的要求。
光纤适用于各类光缆结构,包括光纤带光缆、松套层绞式光缆、骨架式光缆、中心束管式光缆和紧套光缆等。
● 低水峰单模光纤符合或优于ITU-T G.652.D 和IEC 60793-2-50 B1.3型光纤技术规范。
● 北亿纤通对光纤产品的各项指标制定了更严格的标准。
特性 |
条件 |
数据 |
单位 | |
---|---|---|---|---|
光学特性 | ||||
衰减 |
1310nm |
≤0.34 |
[dB/km] |
|
1383nm(氢老化后) |
≤0.34 |
[dB/km] |
||
1550nm |
≤0.20 |
[dB/km] |
||
1625nm |
≤0.24 |
[dB/km] |
||
相对于波长的衰减变化 |
1285-1330nm, 相对于1310nm |
≤0.03 |
[dB/km] |
|
1525-1575nm, 相对于1550nm |
≤0.02 |
[dB/km] |
||
波长范围内的色散 |
1285-1340nm |
-3.5到3.5 |
[ps/(nm·km)] |
|
1550nm |
≤18 |
[ps/(nm·km)] |
||
1625nm |
≤22 |
[ps/(nm·km)] |
||
零色散波长(λ0) |
-- |
1300~1324 |
[nm] |
|
零色散斜率(S0) |
-- |
≤0.092 |
[ps/(nm2·km)] |
|
零色散斜率典型值 |
-- |
0.086 |
[ps/(nm2·km] |
|
偏振模色散系数(PMD) |
单根光纤最大值 |
-- |
≤0.1 |
[ps/√km] |
光纤链路值(M=20,Q=0.01%) |
-- |
≤0.06 |
[ps/√km] |
|
典型值 |
-- |
0.04 |
[ps/√km] |
|
光缆截止波长( λcc) |
-- |
≤1260 |
[nm] |
|
模场直径(MFD) |
1310nm |
8.7~9.5 |
[μm] |
|
1550nm |
9.8~10.8 |
[μm] |
||
有效群折射率(Neff) |
1310nm |
1.466 |
-- |
|
1550nm |
1.467 |
-- |
||
点不连续性 |
1310nm |
≤0.05 |
[dB] |
|
1550nm |
≤0.05 |
[dB] |
||
几何特性 |
||||
包层直径 |
-- |
125.0±0.7 |
[μm] |
|
包层不圆度 |
-- |
≤1.0 |
[%] |
|
涂层直径 |
-- |
235~250 |
[μm] |
|
涂层/包层同心度误差 |
-- |
≤12.0 |
[μm] |
|
涂层不圆度 |
-- |
≤6.0 |
[%] |
|
芯/包层同心度误差 |
-- |
≤0.6 |
[μm] |
|
翘曲度(半径) |
-- |
≥4 |
[m] |
|
交货长度 |
-- |
最长50.4 |
[km/盘] |
|
环境特性 1310nm, 1550nm 和 1625nm |
||||
温度附加衰减 |
-60℃ 到85℃ |
≤0.05 |
[dB/km] |
|
温度-湿度循环附加衰减 |
-10℃ 到85℃,98% 相对湿度 |
≤0.05 |
[dB/km] |
|
浸水附加衰减 |
23℃, 30 天 |
≤0.05 |
[dB/km] |
|
湿热附加衰减 |
85℃,85%相对湿度,30天 |
≤0.05 |
[dB/km] |
|
干热老化 |
85℃,30天 |
≤0.05 |
[dB/km] |
|
机械特性 |
||||
筛选张力 |
-- |
≥9.0 |
[N] |
|
-- |
≥1.0 |
[%] |
||
-- |
≥100 |
[kpsi] |
||
宏弯附加损耗 |
100圈,半径30mm |
1625nm |
≤0.05 |
[dB] |
100圈,半径25mm |
1310nm 和1550nm |
≤0.05 |
[dB] |
|
1圈,半径16mm |
1550nm |
≤0.05 |
[dB] |
|
涂层剥离力 |
典型平均值 |
1.5 |
[N] |
|
峰值 |
1.3~8.9 |
[N] |
||
动态疲劳参数(nd) |
-- |
≥20 |
-- |
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.