· 主要特点 KEY FEATURES
1.低损耗 Low loss2.低偏振敏感 Low polarization dependence
3.宽频带 Dual wide bandwidth
4.抗环境变化 Environmentally stable
应用 APPLICATIONS
◆ 光纤通信系统 Optic communication system
◆ 局域网 LAN
◆ CATV
◆ 测量仪器 Test instrument
◆ 光纤传感器 Fiber optic sensor
性能指标 SPECIFICATIONS
结构 Configuration | N×4 | N×8 | N×16 | N×32 | |||||
参数Parameter | N=1,2 | N=1,2 | N=1,2 | N=1,2 | |||||
等级 Grade | Grade“ A” | ||||||||
工作波长Operating Wavelength (nm) | 1310&1550nm,others on request | ||||||||
带宽Bandwidth (nm) | ±40nm | ||||||||
最大附加损耗Excess Loss (dB) | 0.50 | 0.70 | 1.00 | 1.3 | |||||
典型插入损耗Typ. Insertion Loss (dB) | 6.3 | 9.5 | 12.8 | 16.2 | |||||
最大插入损耗Max. Insertion Loss (dB) | 6.8 | 10.4 | 13.8 | 17.2 | |||||
偏振敏感损耗Polarization Dependent Loss (dB) | ≤0.2dB | ≤0.3dB | ≤0.4dB | ≤0.5dB | |||||
一致性 Uniformity(dB) | 1.0 | 1.5 | 2.0 | 2.5 | |||||
温度稳定性Thermal Stability (dB /℃) | ≤0.2dB | ≤0.3dB | ≤0.4dB | ≤0.5dB | |||||
方向性Directivity (dB) | ≥55 dB(≥60dB 2×2) | ||||||||
工作温度 Operating Temperature(℃) | -20℃to +70℃ | ||||||||
封装形式 Package Type | 1.裸纤1:900um loose tube;2.Φ0.9松套或Φ3.0松套:900um loose tube or3mm loose cable (or 2mm);3.尾纤型;4.标准19″机架式 | ||||||||
尾纤长度 Lead length | 1 meter, others on request | ||||||||
封装尺寸 Package Dimensions(mm) | 100×80×10 | 120×92×15 | 140×115×18 |