To reach this goal,a composite of examinations combining contrast sensitivity,glare test and wavefront aberration assessments with traditional unaided visual acuity and corrected visual acuity,allows a comprehensive evaluation on the effect of correction.

• 传统的裸眼视力、矫正视力仅能反映视觉质量的一个方面 ,临床上越来越多地应用对比敏感度、眩光测试、角膜地形图等方法 ,特别是近几年来像差分析逐渐开展 ,可较全面解释屈光矫正的效果。