验光师指着视力表问他：“你能认出来吗？”
目的研制一种智能视力表，实现被检测者自助检测视力。
Objective to develop a kind of intelligent visual acuity test chart for the subject to test their visual acuity by themselves.
视力筛选仪检测异常，视力表检测正常61人（1.74%）。
Eyesight screening test detection instrument was abnormal, 61, accounting for 1.74% corpulent bodies.
提高一个级别或者视力表检查提高0 1为有效，视野缺损的改善也为有效。
Improvement of visual acuity of one grade or more or increase of 0.1 by acuity chart, and improvement of visual field were defined as effective.
标准的视力表箱适用于一般体检，招生、招工等视力测定，临床方面也可参照使用。
The standard logarithm visual acuity chart is applicable to general physical examination, enrollment and recruitment and it can also be referred to in clinical research.
但是，即使我们能看到视力表的最底一行，和别的物种相比，那也不意味着拥有完美的视力。
But being able to read the bottom line on the eye chart does not approximate perfection as far as other species are concerned.
确实，我不用再戴着沉重的眼镜了，但是我再也看不清楚视力表上的小字了，除非我斜着眼睛看一分钟。
True, I no longer wear glasses. But the 20/20 line on the eye chart is blurry. I can make it out only if I squint, and it takes about a minute to read.
艾萨克的母亲劳拉·考夫曼(Laura Koffman)发现艾萨克看视力表的时候总是眯着眼，就觉得有点不对劲。
Isaac's mother, Laura Koffman, thought something was wrong when she noticed Isaac was squinting when he read the eye chart.
艺术家此次的视力表是“E”置换成了大小不等的眼睛，眼睛的图标可以通过其后面转机的带动而形成向上下左右移动。
This time, the artist adopts eyes of various sizes to replace the traditional "E"s. The icon of eye can be rotated through a control at the backside of it.
视觉灵敏度检测——作为视力检测的组成部分，你需要读出视力表上的字母以测出你的视觉灵敏度，它可以写成分数的形式，比如20/40。
Visual acuity - As part of the testing, you'll be asked to read letters on a distance chart. This test measures visual acuity, which is written as a fraction such as 20/40.
在使用了四十次之后，那些平均年龄在51岁的使用者能够读出距脸部40cm的视力表中下面两行的内容。 可以说，眼睛意义上的年龄已经从50.5岁减少到了41.9 岁。
After using the app 40 times, users with an average age of 51 were able to read two lines lower on an optical chart held 40cm from their face – a reduction in "eye age" from 50.5 to 41.9 years.
在使用了四十次之后，那些平均年龄在51岁的使用者能够读出距脸部40cm的视力表中下面两行的内容。 可以说，眼睛意义上的年龄已经从50.5岁减少到了41.9 岁。
After using the app 40 times, users with an average age of 51 were able to read two lines lower on an optical chart held 40cm from their face – a reduction in "eye age" from 50.5 to 41.9 years.
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