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结构参数
| 序号 | 项目 | 单位 | G.657.B3光纤（超低弯曲附加损耗） |
| 1 | 衰减@1310nm | [dB/km] | ≤0.34 |
| 2 | 衰减@1550nm | [dB/km] | ≤0.20 |
| 3 | 衰减@1383nm | [dB/km] | ≤Atten@1310nm |
| 4 | 衰减@1625nm | [dB/km] | ≤0.23 |
| 5 | 零色散波长(λ0) | [nm] | 1300-1324 |
| 6 | 零色散斜率(S0) | [ps/nm2·km] | ≤0.092 |
| 7 | 截止波长(λc) | [nm] | 1200-1350 |
| 8 | 光缆截止波长(λcc) | [nm] | ≤1260 |
| 9 | 模场直径@1310nm | [μm] | 8.2-9.0 |
| 10 | 包层直径 | [μm] | 124.3-125.7 |
| 11 | 包层不圆度 | [%] | ≤0.7 |
| 12 | 芯包同心度误差 | [μm] | ≤0.5 |
| 13 | 外涂直径 | [μm] | 237-247 |
| 14 | 着色直径 | [μm] | 240-255 |
| 15 | 外涂层及内涂层/包层同心度误差 | [μm] | ≤12 |
| 16 | 偏振模色散链路值PMD | [ps/√km] | ≤0.06 |
| 17 | 偏振模色散PMD | [ps/√km] | ≤0.1 |
| 18 | 1550nm色散 | [ps/(nm·km)] | ≤18 |
| 1625nm色散 | [ps/(nm·km)] | ≤22 | |
| 19 | 宏弯损耗(R=10mm,10圈）@1550nm | [dB] | ≤0.03 |
| 宏弯损耗(R=7.5mm,1圈）@1550nm | [dB] | ≤0.08 | |
| 宏弯损耗(R=5mm,1圈）@1550nm | [dB] | ≤0.15 | |
| 宏弯损耗(R=10mm,10圈）@1625nm | [dB] | ≤0.1 | |
| 宏弯损耗(R=7.5mm,1圈）@1625nm | [dB] | ≤0.25 | |
| 宏弯损耗(R=5mm,1圈）@1625nm | [dB] | ≤0.45 | |
| 20 | 筛选张力 | [Gpa] | >0.69 |
| [%] | ＞1.0 | ||
| [kpsi] | ≥100 |
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