The principle and method of astigmatism correction were analyzed in detail, and the initial parameter computing was programed.
具体分析了像差校正的原理和方法，编制了初始结构快速计算程序。
The central concern of astigmatism surgery lies in the preoperative measurement and subsequent surgical planning for its correction.
术前散光检测及散光矫正方案设计是该手术的核心内容。
The model not only can be applied to the correction of refractive errors such as myopia and astigmatism, but also can be used in wavefront guided laser refractive surgery.
模型有较强的通用性，适用于传统仅矫正屈光不正(近视、远视、散光)的光学区模型，也适用于波前像差引导的激光眼屈光手术。
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