Imaging formulas of Gaussian beams in nonlinear conical GRIN rod lenses are derived from the variational method and the ABCD law.
根据变分法和ABCD定律,导出了非线性锥形梯度折射率棒透镜中高斯光束的成像公式。
In tills paper, a new imaging formula for a conical defocusing GRIN fiber lens is derived by using the variational method and the ABCD law.
本文用变分法以及ABCD定律,导出了锥形发散梯度折射率纤维透镜新的成象公式。
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