The ray propagation and paraxialimage characteristics of a taper-like GRIN fiber is studied in this paper.
本文研究了一种类锥形梯度折射率纤维的光线传播特性和近轴成象规律。
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According to the Fresnel-Kirchhoff diffraction integral and nonlinear paraxial wave equation, we derive the functional relationship of the intensity of hot image and its location.