采用特殊的保偏光纤和强熔拉锥工艺制备的1×2(2×2)保偏光纤耦合器,能够将偏振光分成偏振态与输入光相同的两束光,并可根据要求制备成任意分光比。该产品已通过GR-1209-CORE和 GR-1221-CORE可靠性试验以及各种军用环境考核试验,产品性能稳定,可靠性高,已在国家多个重点工程中应用。
产品特点
● 可靠性高
● 抗高冲击
● 环境稳定性好
● 消光比高
● 附加损耗低
规格参数
性能等级 参 数 |
A级 |
B级 |
C级 |
工作波长(nm) |
1310/1550 |
||
分光比(%) |
50.0±3.0 |
50.0±5.0 |
50.0±10.0 |
附加损耗(dB) |
≤0.50 |
≤0.60 |
≤0.80 |
消光比(dB) |
≥20.0 |
≥18.0 |
≥15.0 |
回波损耗(dB) |
≥50.0 |
||
工作温度(℃) |
-40~+70 |
||
贮存温度(℃) |
-55~+85 |
||
尾纤长度(m) |
1.0±0.2(或按要求) |
||
封装尺寸(mm) |
Φ3.0×38/Φ2.4×38 |
||
尾纤规格 |
125/250μm(熊猫型保偏光纤或按用户要求) |
全温性能指标(-40℃~+70℃)
性能等级 参 数 |
A级 |
B级 |
C级 |
附加损耗变化量(dB) |
≤0.20 |
≤0.30 |
≤0.50 |
分光比变化量(%) |
≤5.0 |
≤6.0 |
≤7.0 |
消光比(dB) |
≥18.0 |
≥15.0 |
≥13.0 |
应用场景
● 相干光通信
● 光纤陀螺
● 光纤传感器
● 光纤放大器
● 光纤仪器
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.