视力表
- eye chart;visual chart
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[eye chart] 一种为检查视力而放在一定距离的远处读看的图表,图表印有一排排逐渐缩小的字母或符号
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方法:主要采用国际标准远、近视力表检查。并进行详细的眼科检查。
Use a Intemational visual chart to have an eyesight test , and have a detailed check .
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三种视力表视力测量差异研究
Comparison of the visual acuity measured by three kinds of visual chart
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LeaSymbols与TumblingE视力表在学龄前儿童视力检查中的应用
The use of Lea Symbols chart and Tumbling E chart in preschool children 's vision examination
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结论用MTF评价视功能较视力表视力方法更为科学,信息更为丰富。
Conclusion It is more scientific in method and more abundant in meaning that to evaluate the visual function of human eyes with MTF than that with the eye chart vision .
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方法用LEASCREENER图形视力表测定173例保育院幼儿视力,并对有关因素进行统计分析。
Methods Both the near and distance visual acuity in173 children of the nursery school in Tianjin were detected by the LEA SCREENER visual acuity chart .
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入选患者均行标准对数视力表检查,验光确定屈光度及最佳矫正视力(BCVA),并用IOL-Master测量眼轴长度。
Distant Vision was examined through E Standard Logarithm Eyesight Table . Integrated Optometry to determine the diopter and Best Corrected Visual Acuity ( BCVA ) . Axial length ( AL ) measurements obtained through IOL-Master .
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视觉噪声双视力表在弱视检查中的临床应用
Clinical application of visual noise dual acuity chart for amblyopic examination
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他们要读出镜框内的视力表。
But they have to read the panel in a mirror .
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视力表照明现状调查及分析
The investigation and analysis of visual acuity test chart illumination
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论对数视力表与五分记录法
Discussion on logarithmic visual acuity chart and five grade notation
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《标准对数视力表》中的5分记录
The 5-grade notation of the standard logarithmic visual acuity chart
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人们可以通过学习这个视力表通过驾照考试。
People could study it to pass their driving exam .
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毫米视力表及毫米记录法的探讨第一部分,设计及制作语音模式试说
The Millimetric Visual Test Chart and Its Mode of Recording
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汉字阅读视力表及其设计原理
A Chinese words reading chart and its designed principle
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从视标增率和记录方法看视力表设计中的核心问题
Critical issues in recording method and optotype increment during visual acuity chart design
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在哪个房间里是视力表吗
Which room was it in ? The chart ?
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翻板式电控单视标视力表及其临床应用
The Electric Instrument of Turned Visual Acuity Chart with Single Optotype and Its Clinical Application
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目的:介绍一种视觉噪声双视力表及其在弱视检测中的临床应用价值。
Objective : To introduce a new visual noise dual acuity chart and its clinical application .
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应用国际标准视力表检查,视力检查所用的箱灯是带照明的标准对数视力表灯箱。
International standard eye chart check eyesight check-box standard logarithmic Visual acuity chart light box lamp is illuminated .
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这张免费的视力表给您,这样您在家也可以自己做视力检查了。
Here is a free eye chart for you , so you can have regular eye examinations at home .
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在图像预处理的前提下提出了基于视力表字符特性的算法和模板匹配算法,针对不同模糊图像进行了算法识别率的实验对比。
Propose based-image algorithm on character properties and template matching , contrast the algorithm for different fuzzy image recognition .
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所述视力表显示装置、存储器、键盘分别与处理器相连。
The display apparatus for a test-chart , the memory device and the keyboard are respectively connected with the processor .
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方法采用对比敏感度函数中6种空间频率和对比视力表中4种对比度的视标对有关人员进行测试。
Methods measurements of contrast sensitivity at 6 spatial frequencies and visual acuity at 4 contrast levels were made in 39 asthenopes .
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通过两个小小的测试可以看出,这四位病人的感光力得到了改善,并且其中的两位现在可以看到视力表的前几行。
In two small studies , the patients'ability to sense light improved , and two can now read several lines of an eye chart .
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ETDRS与国际标准视力表在弱视儿童视力检查中的对比研究不同色纸上蓝色和黑色视标对远视力影响
Comparison of International Standard and Diabetic Retinopathy Visual Acuity Chart in Amblyopic Children Effects of blue and black ink maker of different color paper on distance vision
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方法:应用标准对数视力表对31名视力正常大学新生进行远、近视力及相对调节力正、负贮备的测定。
Methods : Distant and near vision , positive and negative reserve of relative accommodative capabilities were measured on thirty one freshmen with normal vision by standard vision chart .
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视力表悬挂在光线充足的地方,但不能让阳光照到视力表上,或用均匀一致亮度恒定的灯光照明。
Sight table , suspended in light of the place , but you cannot let the sunlight to the vision on the table , or even consistent brightness constant lighting .
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阐明5分记录的优点,国外对数视力表的发展及其与《标准对数视力表》的比较。
To clarify the advantages of 5-grade notation as well as to describe the development of logarithmic visual acuity charts abroad and compare these charts to the chart used in China .
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[方法]采用符合国家标准的对数视力表灯箱按照《全国学生体质健康调查研究实施方案》和《检测细则》细则的要求,检测学生裸眼视力。
[ Methods ] Students ' eyesight were examined by logarithmic visual acuity chart light box according to the ' National Student Constitution Survey Implementation Program ' and its corresponding rules .
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将小瓶硅油与眼镜的摇臂连接后,人们就可以把这一溶液注入镜片,从而在视力表时纠正其以往的习惯。
Using two little vials of silicon oil on the swing arms of the glasses , people can pump the solution into the lenses to adjust their prescription while they look at an eye chart .