强调在检影中须令被检者注视反光镜中自己的眼睛，才能使被检眼尽量放松调节。
Examinees should be required to watch their own eyes in the mirror during rectinoscopy so that examined eyes can be completely relaxed.
要强调提高标线的视认性，防粘脏性，防滑性，通过的平顺性，雨天和夜晚的反光性等实际使用性能。
More attentions have been given to enhancement of discernibleness, anti setoff properties, anti-skid properties, smooth-riding, reflectiveness in rainy days and at night time.
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