单模光纤耦合器

1x22x2单模光纤耦合器产品特点主要应用低插入损耗高回波损耗高消光比高稳定性高可靠性通信系统测试设备光纤传感科研封装尺寸性能参数参数单位指标结构类型1X22X2工作波长nm1310nmor1550nm带宽nm±40附加损耗dB≤0.10耦合比(%)10/9015/8520/8025/7530/7035/6540/6045/5550/50最大插入损耗dB10.8/0.658.8/0.957.5/1.26.5/1.555.6/1.85/2.254.4/2.53.85/2.983.4波长敏感损耗dB0.35/0.10.35/0.150.35/0.20.35/0.250.35/0.30.35/0.30.35/0.30.30.3偏振敏感损dB0.08/0.050.08/0.050.08/0.050.08/0.050.080.080.080.080.08温度稳定性(dB/℃)≤0.002回波损耗(dB)≥50以上参数不含连接头，加头损耗IL≤0.3db，RL≧5db，ER≧2db