長(zhǎng)飛光纖采用等離子體激活化學(xué)氣相沉積(簡(jiǎn)稱(chēng)PCVD)工藝制造。采用特殊的玻璃組分和后處理工藝,使光纖在
1310nm 和1550nm 窗口具有良好的抗輻射性能。PCVD 工藝制造的抗輻射單模光纖具有精準(zhǔn)的折射率剖面,使
光纖具有良好的幾何、衰減和色散性能。
光纖類(lèi)型 |
波長(zhǎng)(nm) |
條件 | RD 1310-G2(HT) | RD SM-G3 | RD SM-G3 (YH) | RD SM-G3(HD) | ||
---|---|---|---|---|---|---|---|---|
產(chǎn)品編號(hào) |
RD1311-D | RD1012-A | RD1012-B | RD1012-C | ||||
光學(xué)性能 |
||||||||
衰減 (dB/km) |
1310 |
- | ≤0.45 | ≤0.4 | ≤0.4 | ≤0.4 | ||
1550 | - | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | |||
零色散波長(zhǎng) (nm) |
- |
- | 1287 ~ 1337 | 1300 ~ 1324 | 1300 ~ 1324 | 1300 ~ 1324 | ||
零色散斜率 (ps/(nm2·km)) |
- |
- | ≤0.1 | ≤0.091 | ≤0.091 | ≤0.091 | ||
單根光纖最大值 (ps/√km) |
- |
- | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 | ||
光纖鏈路值 (M=20,Q=0.01%)(ps/√km) |
- |
- | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 | ||
光纜截止波長(zhǎng) (λcc)(nm) |
- |
- |
≤1290 |
≤1260 | ≤1260 | ≤1260 | ||
模場(chǎng)直徑 (MFD)(μm) |
1310 |
- | 7.5 ~ 9.5 | 8.6 ~ 9.6 | 8.6 ~ 9.5 | 8.6 ~ 9.5 | ||
1550 | - | 8.0 ~ 10.0 | 9.6 ~ 10.9 | 9.9 ~ 10.9 | 9.6 ~ 10.9 | |||
幾何性能 |
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包層直徑 (μm) |
- |
- | 125±1.0 | 125±1.0 | 124.5±0.4 | 125±1.0 | ||
包層不圓度 (%) |
- |
- | ≤0.7 | ≤1.0 | ≤1.0 | ≤1.0 | ||
涂層直徑 (μm) |
- |
- | 245.0±10.0 | 245.0±10.0 | 245.0±5.0 | 245.0±10.0 | ||
涂層/包層同心度誤差 (μm) |
- |
- | ≤12.0 | ≤12.0 | ≤8.0 | ≤12.0 | ||
涂層不圓度 (%) |
- |
- | ≤6.0 | ≤6.0 | ≤6.0 | ≤6.0 | ||
芯/包層同心度誤差 (μm) |
- |
- |
≤0.6 |
≤1.0 | ≤0.6 | ≤1.0 | ||
翹曲度(半徑) (m) |
- |
- | ≥2.0 | ≥2.0 | ≥2.0 | ≥2.0 | ||
環(huán)境特性 |
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溫度-濕度循環(huán)附加衰減 (dB/km) | 1310, 1550 | -10℃ 到 85℃,相對(duì)濕度98% | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ||
溫度附加衰減 (dB/km) |
-65℃ 到 +85℃ | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | |||
浸水附加衰減 (dB/km) | 23℃,30天 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | |||
濕熱附加衰減 (dB/km) | 85℃,相對(duì)濕度85%,30 天 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | |||
干熱老化 (dB/km) | 85℃,30 天 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | |||
溫沖測(cè)試 (dB/km) | -70℃ 到 +125℃, ≥40℃/分鐘, 循環(huán)5次 | - | - | ≤0.3 | - | |||
儲(chǔ)存溫度測(cè)試 (dB/km) | -70℃,120小時(shí);125℃ 120小時(shí) | - | - | ≤0.3 | - | |||
溫循測(cè)試(dB/km) | 70℃ 到 +125℃, 2~5℃/分鐘, 循環(huán)5次 | - | - | ≤0.3 | - | |||
宏彎性能 | ||||||||
彎曲半徑 | - | 圈數(shù) | - | - | - | |||
30mm | 1310 | 100 | - | ≤0.1 | ≤0.1 | ≤0.1 | ||
1550 | - | ≤0.5 | ≤0.5 | ≤0.5 | ||||
機(jī)械性能 |
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篩選張力 (kpsi) |
- |
離線 |
≥100 | ≥100 | ≥100 | ≥100 | ||
涂層剝離力 (N) |
- |
平均值 |
1.0 ~ 5.0 | 1.0 ~ 5.0 | 1.0 ~ 5.0 | 1.0 ~ 5.0 | ||
- | 峰值 |
1.3 ~ 8.9 |
1.3 ~ 8.9 | 1.3 ~ 8.9 | 1.3 ~ 8.9 | |||
動(dòng)態(tài)疲勞參數(shù) (nd) |
- |
- |
≥20 |
≥20 | ≥20 | ≥20 | ||
輻照性能 | ||||||||
根據(jù) TIA/EIA 455-64 |
1310 |
總劑量 50Krad,劑量率0.1rad/s(25℃)連續(xù)輻照條件下附加衰減 |
- | ≤0.3 | ≤0.3 | ≤0.3 | ||
1310, 1550 |
總劑量2000Gy,劑量率0.5Gy/s(25℃)連續(xù)輻照條件下附加衰減 |
≤0.9 | ≤0.8 | ≤0.8 | ≤0.5 | |||
1310 |
總劑量 200000Gy,劑量率0.5Gy/s(25℃)連續(xù)輻照條件下附加衰減 |
≤2.0 | ≤1.5 | ≤1.5 | ≤1.0 | |||
1550 | ≤2.5 | ≤2.0 | ≤2.0 | ≤1.5 | ||||
1310 | 總劑量 1MGy,劑量率1.25Gy/s(25℃)連續(xù)輻照條件下附加衰減 | - | - | - | ~ 1.2 | |||
1550 | - | - | - | ~ 1.8 |