最后的光圆偏振度测试结果表明，本论文设计的调制器输出光的圆偏振度高达99.9%。
The test results demonstrate the circular polarization degree of output light of this optical circular polarization modulator is above 99.9%.
针对大气信道对大气激光通信的质量有很大影响，设计了一种光电复合的光ppm偏振调制硬件系统。
Since atmosphere signal path has a great influence on the laser atmosphere communication quality, a Photo-electrical PPM Polarization Modulation system is designed.
在进行光调制和光隔离以及光信息处理时，需要把普通光变成偏振光，这个调制过程需要起偏器件。
When modulating the light, isolating light and processing information of light, it is normal to change nature light into polarizing light. These processes need polarizing device.
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