重点分析了由眼球的屈光介质引入的光学像差对人眼视觉质量的影响。
The aberration by the human eye optical structure to affect vision quality are mainly reviewed.
研究中使用了由个人微计算机、图象处理装置及焊接机器人构成的正规视觉机器人，对弧长进行计测控制，以提高焊接质量。
In this research works, the authors, using the optical welding robot, have controlled arc for improving the welding quality. The control system consists of TV-camera, micro-computer and image memory.
术后第1、第3、第6个月由同一名医师询问患者术后总体评价、术后与术前最佳矫正视力时的视觉质量及视觉症状。
Obtain general evaluation, comparisons of pre - and post-operation visual quality and symptoms by the same clinician 1, 3, 6 months after ablative surgery.
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