对聚甲基丙烯酸甲酯(PMMA)芯聚合物光纤的临界弯曲半径进行了测试,利用光栅单色仪对采用不同尺寸滤模器的光纤出射光谱进行了测量。
The critical bending radius of PMMA polymer optical fiber is measured, By using grating monochromator, the exiting spectrums of the mode filters with different dimensions are measured.
通过数值模拟弯曲损耗随弯曲半径的变化关系,证实了两种光子晶体光纤均具有弯曲损耗振荡特性。
The bending loss oscillations in the two kinds of PCFs are observed by simulating the relationship between the bending loss and bending radius, and the origin of the loss oscillations was analyzed.
利用光线理论研究光纤弯曲损耗与弯曲半径、纤芯折射中以及包层折射率的关系。
By the theory of ray optics, the bend losses of fiber as function of fiber parameters such as core index, cladding index, core radius and bend radius are set up.
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