astigmatism的例句大全

The behavior of third-order aberration in decentered and tilted optical systems are described in detail, focusing on distribution of the coma, astigmatism and field curvature in the entire field of view. 3.

详细的阐述了在偏心和倾斜影响下光学系统的三阶波像差特性，着重讨论了彗差、像散和场曲在整个视场中分布规律。

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Methods The type degree and irregularity of the astigmatism in 390 eyes of ametropia were analysed in paper.

方法对324例592只眼中390只眼屈光不正性弱视的散光类型、散光程度和散光参差度进行统计分析。

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Methods: The groups of 4 to 7 year old hyperopic children, 10 to 16 year old myopic teenagers and 3 to 12 year old children with mixed astigmatism were examined with keratometry and retinoscopy, part of which were followed up for more than 3 years.

方法：检查4～7岁和10～16岁两组对象的屈光情况，部分病例随访3年以上，睫状肌麻痹下验光，角膜曲率计测角膜散光。

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The study of comparison of corneal astigmatism measured by corneal topographer and corneal keratometer

角膜地形图仪与曲率计测量角膜散光的对比观察

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Relaxing keratotomy for the treatment of postoperative corneal astigmatism

松解性角膜切开术治疗术后中高度散光的临床观察

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Objective: Relaxing arcuate keratotomy was performed for the patients with persistent high astigmatism over one year after intraocular lens implantation or penetrating keratoplasty.

对人工晶体植入术和穿透性角膜移植术后一年以上，存在中高度散光的患者行松解性弧形角膜切开术，观察其临床疗效。

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Treatment of myopic anisometropia by redial keratotomy A Clinical Analysis of Excimer Laser Photorefractive Keratectomy for Correction of Myopia and Myopic Astigmatism

放射状角膜切开术矫正近视性屈光参差3例报告准分子激光屈光性角膜切削术治疗近视及近视散光临床分析

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Methods: 52 eyes underwent PRK treatment for correcting the residual myopia and astigmatism after radial keratotomy, and were followed up for more than 24 months.

方法：对52眼RK术后残余近视散光患者行再次PRK治疗，并连续随访两年以上。

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Objective: To evaluate the predictability, stability and safety of excimer laser photorefractive keratectomy ( PRK) for correcting the residual myopia and astigmatism after keratotomy ( RK).

目的：评价准分子激光屈光性角膜切削术治疗放射状角膜切开术后残余近视散光的预测性、稳定性和安全性。

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Observation of effect of the solid state laser photorefractive keratectomy for myopic astigmatism

固体激光角膜切削术治疗近视散光的疗效观察

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To compare the corneal astigmatism measured by using corneal topographer and keratometer.

目的：对使用角膜地形图仪与角膜曲率计测量角膜散光结果进行对比研究。

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After wearing piggyback lenses for 3 months to 1 year, the keratometric curvature increased 0.9mm on average and corneal astigmatism was reduced by 4.53D on average.

PiggybackLens戴镜3个月～1年后，角膜曲率半径平均增大0.9mm，角膜散光度平均降低4.53D。

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but the surgery induced astigmatism decreased step by step postoperatively, and the sia in cautery group was even smaller than the control group.

但两组术后随着时间推移，手术源性散光逐渐减少，且巩膜电凝组平均手术源性散光小于非电凝组。

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The rate of amblyopia of long sight and mixing astigmatism is higher than near-sighted ( P < 0.01).

远视及混合性散光的弱视患病率高于近视性，差别高度显著性（P

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Results Long sight, near-sighted and mixing astigmatism account for 46.77%. 45.1 5% and 8.08% respectively.

结果患儿远视、近视及混合性散光分别占46.77%、45.15%及8.08%；

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The elimination and regulation of astigmatism in spherical mirror folded cavities

球面镜折迭腔中光模象散的调整与消除

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By selecting appropriate cavity configurations, the astigmatism of optical mode in spherical mirror folded cavities can be partially eliminated and regulated.

选择合适的腔结构，球面镜折迭腔中光模的象散可以部分地消除和调整。

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Clinical Observation of Corneal Astigmatism after Cataract Operation by Different Incision

不同切口白内障手术角膜散光变化的临床观察

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Objective To evaluate the effect of the corneal astigmatism from the scleral stepladder incision.

目的探讨巩膜阶梯状切口对人工晶状体植入术后角膜散光的影响。

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Myopia, hyperopia, and astigmatism are all caused by an imperfectly shaped eyeball, cornea, or lens.

近视 、 远视及散光都是由于眼球 、 角膜或水晶体变形引起的.

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