耐高温光纤(HT)
产品介绍
聚酰亚胺耐高温光纤系列产品是为提高光纤耐高温性能而设计的,光纤涂层材料为聚酰亚胺。主要应用应用于光纤传感技术领域的工业级光纤。采用MCVD(化学气相沉积)工艺制造,具有折射率分布精确、截面几何对称性好、纵向均匀性好、光学性能优异的特点。双层聚酰亚胺涂层使全系列产品具有优良的高温衰减特性,可长期应用在-50至+430摄氏度工作环境。
产品特点
● 工作温度高
● 传输损耗低
● 双层聚酰亚胺涂覆
● 完美的纤芯/包层同心度
应用范围
● 光纤光栅
● 航天
● 光纤、传感阵列
● 军事、石油、天然气
产品参数
参数 |
单位 |
多模 |
单模 |
型号 |
- |
MM-HT |
SM-HT |
数值孔径 |
- |
0.275±0.015 |
0.12±0.01 |
包层直径 |
um |
125±1 |
125±1 |
纤芯直径 |
um |
62.5 |
9.8 |
包层不圆度 |
- |
<1.0% |
<1.0% |
纤芯/包层同心度 |
um |
- |
<1.0 |
涂敷层直径 |
um |
145±5 |
145±5 |
包层/涂覆层同心度 |
um |
≤10.0 |
≤10.0 |
模场直径 |
um |
- |
10.4±0.8 |
工作温度 |
℃ |
-50~+430 |
-50~+430 |
损耗 |
dB |
1.0 |
0.5 |
截至波长 |
nm |
<1400±50 |
<1300±50 |
工作波长 |
nm |
1450~1600 |
1300~1600 |
宏弯损耗@1550nm,100圈 |
dB |
<0.02 |
<0.02
|
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 before they become applicable to any particular order or contract. In accordance with the F-tone 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 or others. Further details are available from any F-tone sales representative.