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根据抛物型梯度折射率纤维透镜的近轴成像公式,分析了具有一定缩放倍率的梯度折射率纤维端面耦合成像的特性,探讨了这种纤维端面耦合成像元件的设计。
According to the parabolic gradient refractive index fiber lens paraxial imaging formula, the characteristics of the gradient refractive index fiber end coupling imaging with a certain magnification are analyzed, and the design of the fiber end coupling imaging element is discussed.