类透镜的 meaning in English

lens-like

Chapter 2 . expatiate on the basic theory of the grin micro - sphere - lens , especially on the classical model - maxwell fisheye lens , which demonstrates their excellent optical properties . chapter 3
第二章阐述了一般grin球透镜的基础理论及球透镜的典型模型? maxwell鱼眼微球透镜的各种光学性能，说明了此类透镜的优越性。
Chapter 2 . an analysis is made on general optical character of spherical grin material and make an example of maxwell fisheye lens model to elaborate the efficiency of imaging and coupling of the grin lens
第二章介绍了一般球梯度折射率光学器件的光线理论，并以maxwell鱼眼微球透镜模型为例研究球梯度微透镜在成像及光耦合方面的性能，显示此类透镜的应用前景。