To analyze the relative factors that keratorefractive surgery (LASIK or LASEK) changes the wavefront aberration.
分析准分子激光手术(LASIK或LASEK)引起波前像差改变的相关因素。
The relative study progress of the application of wavefront aberration technique in visual function is discussed in the review.
本文就近年来波阵面像差技术在人眼视功能研究中的应用进展进行阐述。
The purpose of the project is to introduce the concept of wavefront aberration and to evaluate its techniques and clinical applications.
介绍波阵面像差技术的基本概念、评价方法及临床应用。
This paper will focus on the introduction of wavefront aberration and corneal tomography and their roles in the customized corneal ablation.
本文将对波面相差和角膜地形图的产生原理及测量以及它们在个性化角膜切削中的地位进行阐述。
The stochastic parallel gradient descent (SPGD) algorithm can optimize the system performance indexes directly to correct wavefront aberration.
随机并行梯度下降(SPGD)算法可以对系统性能指标直接优化来校正畸变波前。
This paper mainly concludes research on correction of static low-frequency wavefront aberration induced by nd: glass in the Multipass Amplifier.
本文主要就多程放大系统中钕玻璃放大片引入的低频静态位相误差进行研究。
Fluorescence profile in the gain medium is described. Result indicates such a gain medium has little effect on the wavefront aberration of the beam.
结果表明片状固体增益介质热容方式工作对振荡光束波前畸变影响很小。给出了与光束传输方向相垂直的截面上增益介质的荧光分布。
Digital laser plane interferometer is used to measure the surface of optical components and the wavefront aberration of non-confocal optical system.
数字式激光平面干涉仪是用于测量光学元件面形和无焦光学系统波像差的光学仪器。
Conclusion Wavefront aberration-guided LASIK surgery can significantly reduce the increase in higher-order aberrations in order to improve visual quality.
结论波前像差引导的LASIK能显著降低术后高阶像差的增幅,从而改善视觉质量。
Wavefront aberration caused by atmospheric turbulence weakens the capability of imaging optical system. Artificial beacon is used to correct the aberration successfully.
应用信标技术可以降低大气湍流对光学系统的影响,人造信标是主动校正大气造成的波面相位畸变的重要手段。
Objective To contrast the clinical effects of wavefront aberration-guided excimer laser in situ keratomileusis (LASIK) with conventional LASIK in the treatment of myopia.
目的比较波像差引导的准分子激光原位角膜磨镶术(LASIK)与常规LASIK治疗近视眼的临床疗效。
The producing principle of the point diffraction wavefront was presented, and the relation among the pinhole states, illumination adjustment and the wavefront aberration was analyzed.
介绍了点衍射波前的产生原理,分析了小孔质量状态、照明光路调整状态与波前各个像差分量之间的关系。
The adaptive optical system is composed of the wavefront sensor, the wave front constructor and the wavefront corrector, which can correct the wavefront aberration distorted by atmospheric turbulence.
自适应光学系统由波前传感器、波前重构器和波前校正器组成,能够实时动态校正大气湍流等造成的波前畸变。
Consider the match of the aberration and the detector's area as well as the wavefront error.
分析了系统的几何像差与探测器接收面积的匹配,也考虑了光学系统波像差的作用。
Estimate the wavefront error of the whole optical system, and select a proper defocus length to improve the wavefront error, and then check the system's aberration after defocus.
对测试仪的光学系统的波像差进行了估算,选择了合适的离焦量来补偿波像差,并对系统离焦后的像差进行了验算。
Based on the radial slope testing of wavefront, a novel self referenced wave aberration testing method is suggested.
提出一种基于波前径向斜率测量原理的适用于测量大口径成像光学系统像差的自基准新方法。
By computing the time-averaged wavefront, the adaptive conjugate correction wavefronts are achieved. Then the conjugate wavefronts are applied to correct the corresponding aberration wavefronts.
通过计算各相位角畸变波前的平均值,并将其共轭波前作为相应时刻的校正信号应用于畸变波前的自适应校正。
Incremental Wiener filter is first applied to image deconvolution from wavefront sensing. Images of point sources indoors with aberration are processed and restored by incremental Wiener filters.
将增量维纳滤波法应用于基于哈特曼夏克波前探测的解卷积中,并对室内模拟点源情况下的三组畸变光斑图像数据进行了解卷积恢复处理。
The S-H wavefront sensor is employed to measure the 3rd spherical aberration, and a compensator is designed to correct it.
使用S-H波前探测器测量了激光模块的三阶球差,设计了补偿系统对激光模块的球差进行了补偿,并对补偿前后的各阶像差进行了分析。
The S-H wavefront sensor is employed to measure the 3rd spherical aberration, and a compensator is designed to correct it.
使用S-H波前探测器测量了激光模块的三阶球差,设计了补偿系统对激光模块的球差进行了补偿,并对补偿前后的各阶像差进行了分析。
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