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人眼晶状体调节机制和力学

DOI: 10.6052/1000-0992-20120101, PP. 1-9

Keywords: 人眼晶状体,调节机制,力学性能

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Abstract:

晶状体是人眼屈光系统的核心,其视觉调节过程由睫状肌、悬韧带和晶状体共同实现通过睫状肌牵引悬韧带运动,引起晶状体变形(变凸或扁平),从而改变眼睛的屈光力,使得眼睛聚光的焦点准确地落在视网膜上,最终产生视觉.晶状体的视觉调节从本质上说是一个力学问题,调节过程的实现与视觉质量紧密相关;同时调节机制也是最常见的眼部老化退行性疾病——老视的核心问题.本文介绍了晶状体调节的各种理论假说及其发展,并概述了晶状体的力学性能.

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