Clinical investigation of the changes of corneal aberrations after LASIK for myopic eyes;
近视眼LASIK术后角膜像差变化的临床观察
Q-values,corneal aberrations,and corneal astigmatisms were assessed.
38D的18～36岁青壮年近视患者,获取角膜前、后表面Q值、角膜像差、角膜表面散光△K值。
The angle errors between the sight of target and the optical axial of a laser seeker characterizing the interactional effect, al.
用所记录的目标视线和系统光轴角误差数据表征相互作用效应,说明高重频激光压制干扰与激光制导系统相互作用效应表现为激光导引头的信息处理机制被破坏,不能正常给出的水平、俯仰角度误差信息,但这种破坏在压制干扰消除后即刻消除。
In order to simplify the calculation,we often intentionally neglect the angle error and assume the angle variable to be constant,which will adversely affect the precision of the solution.
应用全微分概念,不忽略角度误差的影响,解平面尺寸链,概念清晰,计算准确,分析了角度误差在平面尺寸链中的作用。
It is concluded that the angle error has no impact on the detection results and the profile errors of the two refraction surfaces have little effect,but the profile errors of the two reflection surfaces have great influence on the detection.
分析了五棱镜加工的角度误差及面形误差对检测结果的影响,得出了五棱镜角度误差不影响检测结果,2个折射面的面形误差对检测结果的影响较小,2个反射面的面形误差对检测结果影响最大的结论。
Through comparing the image of the sample with the stand- ard one,the angle deviation and position deviation was obtained.
通过对摄取到的实际套准标记图像和标准图像进行比较,输出其角度偏差值和位置偏差值,以此作为自动套准控制系统中时印刷机套准调节的依据,并对一种"米"形套准标记的识别和检测进行了分析。
The model with angle deviation was detail discussed, correct model could be made by exactly angle measurement.
分析了基于球杆仪的数控机床误差补偿测试原理 ,讨论了由于角度偏差引起的误差 ,指出基于球杆仪误差补偿模型的缺陷 ,提出采用该种模型必须精确测量角度
Through comparing the image of the sample with the stand- ard one,the angle deviation and position deviation was obtained.
通过对摄取到的实际套准标记图像和标准图像进行比较,输出其角度偏差值和位置偏差值,以此作为自动套准控制系统中对印刷机套准调节的依据,并对一种"(?)"形套准标记的识别和检测进行了分析。
The Study of Corneal Wavefront Aberration of Laser Epithelial Keratomileusis and Epipolis Laser in Situ Keratomileusis;
激光上皮瓣下角膜磨镶术角膜像差研究
Changes in corneal asphericity and corneal aberration after laser coneal refractive surgery
准分子激光角膜屈光手术后角膜非球面性和角膜像差的变化
Analysis of Characteristic and Effective Factors of Corneal Aberrations in Myopic Astigmatic Eyes
近视散光眼角膜像差的特征及其影响因素分析
Influences oftear-film interrupting on corneal surface aberration and ocular aberration
泪膜干扰对角膜表面像差与眼像差的影响
Effects of LASEK and LASIK on Corneal Higher-order Aberrations
LASEK与LASIK对角膜高阶像差的影响
Research on the Model of Wavefront Supported Corneal Ablation Profile and the Surgery Equipment;
基于波前像差的角膜切削模型及其装备的研究
A Clinical Study on Ocular Higher Order Aberrations before and after Myopic Corneal Refractive Surgery;
角膜屈光手术对人眼高阶像差影响的临床研究
Study on relationship between surface characteristics of cornea and wave aberrations in myopia
近视眼角膜前表面特征与像差相关性研究
Effect of aging on high order aberrations of the anterior cornea
年龄因素对角膜前表面高阶像差的影响
Effect of LASIK or LASEK on the higher order of wavefront aberration in patients with myopia
准分子激光原位角膜磨镶术和准分子激光角膜上皮瓣下磨镶术对近视患者高阶像差的影响
Wavefront guided ablation on cornea
波前像差引导的角膜切削模型及实现技术的研究
Wave-front Guided Fitting of Rigid Gas-permeable Contact Lens;
波振面像差引导下的透气性硬性角膜接触镜的验配
Effects of Corneal Refractive Surgery with Excimer Laser on Human Ocular Wavefront Aberrations;
角膜准分子激光手术对人眼波前像差影响的临床研究
Analysis of Wavefront Aberrametor on the Myopia Eyes After the Excimer Laser Ablating Not to Match the Corneal Flap;
LASIK术中角膜瓣制作与激光切削非同步时双眼波阵面像差的分析
Wavefront Aberration and Its Association with Intraocular Pressure, Central Corneal Thickness and Axial Length in Myopic Eyes;
近视眼波前像差与眼内压、中央角膜厚度及眼轴长度的相关性研究
Effect of Aging and Phacoemulsification on High Order Aberrations of Cornea
年龄及超声乳化白内障手术因素对角膜高阶像差的影响
Effect of excimer laser on higher-order aberrations in myopia
准分子激光角膜屈光手术对人眼高阶像差的影响
Topography guided customized ablation on irregular astigmatism and higher order aberration
角膜地形图引导的个体化切削术对不规则散光和高阶像差的影响