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人眼模型中各折射面对人眼像差的贡献

The Contributions of Each Refractive Surface of the Human Model Eye to the Aberrations

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【作者】 刘永基王肇圻方志良母国光

【Author】 Liu Yongji,Wang Zhaoqi,Fang Zhiliang,Mu Guoguang Institute of Morden Optics, Nankai University,the Key Laboratory of Opto-electronic Information Science and Technology, MOE, Tianjin 300071

【机构】 南开大学现代光学研究所光电信息技术教育部重点实验室光电信息技术教育部重点实验室 天津300071天津300071天津300071

【摘要】 将计算光学系统各个折射面对系统像差贡献的理论应用于人眼中.用C语言编制光线追迹程序,计算了人眼各个折射面对眼睛像差的贡献及各种像差经过眼睛不同折射面的变化.给出了眼睛中各个折射面对眼睛彗差的贡献,并发现角膜与晶状体对眼睛彗差的贡献有相互补偿的作用.在眼睛中,角膜前表面对人眼像差的贡献最大,晶状体后表面对眼睛像差的贡献次之,这两个折射面比其他两折射面对眼睛像差的贡献大得多.这说明晶状体后表面也是改善人眼像差的参数之一.

【Abstract】 The theory of computing the contributions of each refractive surface of the optical system to total aberrations was applied to the human eye model for the first time. To compute the contributions of each refractive surface and the variation of the aberrations after each surface, a ray tracing program has been written in C language. For the first time the contributions of each refractive surface to the coma were computed. And the coma aberrations caused by cornea and that caused by lens can be compensated for each other. Cornea anterior surface contributes most to the eye aberrations and the posterior surface of the lens played the second role which can give good information to the design of artificial crystalline lens.

【关键词】 像差眼睛角膜晶状体
【Key words】 AberrationHuman eyeCorneaCrystalline lens
【基金】 天津市光电联合科学研究中心资助项目(60438030)
  • 【文献出处】 光子学报 ,Acta Photonica Sinica , 编辑部邮箱 ,2005年10期
  • 【分类号】R77;
  • 【被引频次】8
  • 【下载频次】258
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