We find that there are great differences between the methods of making POF couplers and SOF couplers, for polymer optical fiber's core large diameter. 研究发现，由于塑料光纤芯径大，其制作方法与石英光纤耦合器有很大的差别。
The invention discloses a method and a device for testing vibration performance of an optical fiber coupler for an optical fiber gyroscope. 本发明公开了一种光纤陀螺用的光纤耦合器振动性能测试方法及装置。
