保偏耦合器(PM)
产品介绍
采用特殊的保偏光纤和强熔拉锥工艺制备的1*2(2*2)保偏耦合器,能够将偏振光分成输入光偏振态相同的两束光,并可根据要求制备成任意分束比。该产品成为各种军用干涉型传感器、相干光通信、光纤陀螺以及光纤水听器、光纤激光器、光纤放大器等所需的关键光学器件。
产品特点
● 体积小
● 消光比高
● 附加损耗低
● 环境稳定性好
● 可靠性高
应用范围
● 相干通信
● 光纤陀螺
● 光纤传感器
● 光纤放大器
● 光纤激光器
产品参数
参数 |
单位 |
指标 |
工作波长 |
nm |
1310-1550 |
附加损耗 |
dB |
≤0.8 |
消光比 |
dB |
≥20 |
分光比 |
- |
10/90~50/50 |
分光比偏差 |
% |
±3.0 |
回波损耗 |
dB |
≥50 |
方向性 |
dB |
≥50 |
工作温度 |
℃ |
-40~+70 |
尾纤长度 |
m |
1.0±0.2或按客户要求 |
尾纤型号 |
- |
125/250um(熊猫型或其他)
|
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.