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為了滿足光纖在輻射環(huán)境中特殊的應(yīng)用環(huán)境,北億纖通通過(guò)調(diào)整光纖玻璃組分和完善工藝技術(shù)研制出具有抗輻射特性的單模光纖。此類光纖全面優(yōu)化了1310nm 和1550nm 窗口的波導(dǎo)特性, 具有很低的衰減和色散。
產(chǎn)品應(yīng)用
● 原子能
● 醫(yī)療
● 石油
● 天然氣
● 科學(xué)研究
產(chǎn)品工藝
北億纖通光纖采用等離子體激活化學(xué)氣相沉積(簡(jiǎn)稱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。
產(chǎn)品特點(diǎn)
● 低衰減、低色散,滿足通信窗口的工作要求
● 涂層保護(hù)性好、剝離性能優(yōu)越
● 精確的幾何參數(shù)確保低熔接損耗和高熔接效率
● 低輻射附加衰耗
規(guī)格參數(shù)
光纖類型 |
條件 | RD1310-G1 |
RD1310-G2 | RD SM-G3 | RD 1310-G2(HT) | RD SM-G3(HT) |
---|---|---|---|---|---|---|
產(chǎn)品編號(hào) |
-- | FT-AE-RD1011-C |
FT-AE-RD1011-D |
FT-AE-RD1012-A | FT-AE-RD1311-D | FT-AE-RD1211-A |
光學(xué)性能 |
||||||
衰減 (dB/km) |
1310nm |
≤0.45 |
≤0.5 |
≤0.4 | ≤0.5 | ≤0.4 |
1383nm | -- | -- | ≤0.4 | N/A | ≤0.4 | |
1550nm | -- | -- | ≤0.3 | ≤0.4 | ≤0.3 | |
零色散波長(zhǎng) (nm) |
-- |
1312±12 |
1312±25 |
1287 ~ 1337 | 1287 ~ 1337 | 1287 ~ 1337 |
零色散斜率 (ps/(nm2·km)) |
-- |
≤0.091 |
≤0.1 |
≤0.1 | ≤0.1 | ≤0.1 |
單根光纖最大值 (ps√km) |
-- |
≤0.1 |
≤0.2 |
≤0.2 | ≤0.2 | ≤0.2 |
光纖鏈路值 (M=20,Q=0.01%)(ps√km) |
-- |
≤0.06 |
≤0.2 |
≤0.2 | ≤0.2 | ≤0.2 |
光纜截止波長(zhǎng) (λcc)(nm) |
-- |
≤1260 |
≤1290 |
≤1260 |
≤1290 |
≤1260 |
模場(chǎng)直徑 (MFD)(μm) |
1310nm |
8.7~9.5 |
7.5 ~9.5 |
8.8 ~ 9.6 |
7.5 ~9.5 |
8.8 ~ 9.6 |
1550nm | -- | -- | 9.6 ~ 10.6 | -- | 9.6 ~ 10.6 | |
幾何性能 |
||||||
包層直徑 (μm) |
-- |
125.0±1.0 |
125.0±2.0 |
125±1 | 125±1 | 125±1 |
包層不圓度 (%) |
-- |
≤1.0 |
≤1.0 |
≤1.0 | ≤1.0 | ≤1.0 |
涂層直徑 (μm) |
-- |
245.0±7.0 | 245.0±10.0 | 245.0±10.0 | 245.0±10.0 | 245.0±10.0 |
涂層/包層同心度誤差 (μm) |
-- |
≤12.0 |
≤12.0 |
≤12.0 | ≤12.0 | ≤12.0 |
涂層不圓度 (%) |
-- |
≤6.0 |
≤6.0 |
≤6.0 | ≤6.0 | ≤6.0 |
芯/包層同心度誤差 (μm) |
-- |
≤0.6 |
≤0.6 |
≤1 |
≤0.6 |
≤1 |
翹曲度(半徑) (m) |
-- |
≥4.0 |
≥4.0 |
≥4.0 | ≥4.0 | ≥4.0 |
環(huán)境特性 |
||||||
溫度附加衰減 (dB/km) |
-60℃~+85℃ |
≤0.05 |
≤0.1 |
≤0.1 | ≤0.1 | ≤0.1 |
溫度-濕度循環(huán)附加衰減 (dB/km) |
-10℃~+85℃,98%相對(duì)濕度 |
≤0.05 |
≤0.1 |
≤0.1 |
≤0.2 | ≤0.2 |
浸水附加衰減 (dB/km) |
23℃,30天 |
≤0.05 |
≤0.1 |
≤0.1 |
≤0.1 | ≤0.1 |
濕熱附加衰減 (dB/km) |
85℃,85%相對(duì)濕度,30 天 |
≤0.05 |
≤0.2 |
≤0.2 |
≤0.2 | ≤0.2 |
干熱老化 (dB/km) |
85℃,30 天 |
≤0.05 |
≤0.1 |
≤0.1 |
≤0.2 | ≤0.2 |
機(jī)械性能 |
||||||
篩選張力 (kpsi) |
離線 |
≥100 |
≥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 | ≥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 |
≥20 |
輻照性能 |
||||||
根據(jù)TIA/EIA 455-64標(biāo)準(zhǔn)測(cè)試(dB/100m) |
總計(jì)量50k rad,劑量率為0.1rad/s的連續(xù)輻照下 (25℃),1310nm窗口附加衰耗 |
≤0.3 |
N/A |
N/A | N/A | N/A |
總計(jì)量2000Gy,劑量率為0.5Gy/s的連續(xù)輻照下 (25℃),1310nm窗口附加衰耗 |
N/A |
≤0.8 |
≤0.8 | ≤0.9 | ≤0.8 | |
總計(jì)量200000Gy,劑量率為0.5Gy/s的連續(xù)輻照下 (25℃),1310nm窗口附加衰耗 |
N/A |
≤2.5 |
≤1.5 | ≤2.5 | ≤1.5 |
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.