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                                        1. 产品中心
                                          偏振开关 | PSW-LN-0.1
                                          PSW-LN-0.1偏振开关基于双折射LiNbO3相位调制器,其波导在其主轴的45°处被照射。因此,输入偏振态(SOP)被分成两个正交的TE和TM偏振态。当通过控制电极施加RF调制信号时,TE和TM模式之间会产生光程差,从而导致输出光出现新的偏振态(SOP)。
                                          产品特点
                                          · 低插入损耗
                                          · 低开关电压
                                          · 低群延迟
                                          · 紧凑型设计
                                          典型应用
                                          · 偏振相移监控(PSK)
                                          · 高速测试仪器设备
                                          产品介绍

                                          PSW-LN-0.1偏振开关是一种集成光波导器件,可在频率高达200 MHz的两个线性正交输出状态之间切换输入光的偏振状态。

                                          PSW-LN-0.1偏振开关基于双折射LiNbO3相位调制器,其波导在其主轴的45°处被照射。因此,输入偏振态(SOP)被分成两个正交的TE和TM偏振态。当通过控制电极施加RF调制信号时,TE和TM模式之间会产生光程差,从而导致输出光出现新的偏振态(SOP)。

                                          PSW-LN偏振开关用作具有用户可调延迟的波片。当施加具有正确选择的峰值水平的调制信号被施加到调制器时,输入线性偏振光在不变的方向上离开,或者旋转90°。这两个方向与光输出PM光纤的主轴匹配,因此PSW-LN用作慢/快轴开关。

                                          PSW-LN可以调整相位调制信号以在输出光纤的任一轴上提供高度线性的SOP。这种偏振旋转为高速偏振切换提供了有效的解决方案。

                                          产品型号及主要指标

                                          参数/规格 波长 带宽 插入损耗 开关电压 开关电压 PER 光功率 尾纤类型
                                          PSW-LN-0.1 1530-1580nm >150MHz 3.5dB 6V@50kHz 8V@150MHz ≥18dB ≤20dBm PMF
                                          *

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