V2EX snellen chart

Snellen Chart

释义 Definition

Snellen chart:斯内伦视力表(常见的“E”字视力表),用于测量远距离视力/视力清晰度(visual acuity),通常在固定距离(如 6 米或 20 英尺)让受测者读出不同大小的字母或符号。

发音 Pronunciation (IPA)

/snln trt/

例句 Examples

The nurse asked me to read the letters on the Snellen chart.
护士让我读出斯内伦视力表上的字母。

After the examination, the optometrist recorded her visual acuity from the Snellen chart and adjusted her prescription accordingly.
检查后,验光师根据斯内伦视力表记录了她的视力结果,并据此调整了眼镜度数。

词源 Etymology

Snellen 来自荷兰眼科医生 Hermann Snellen 的姓氏。他在 19 世纪(约 1862 年) 推广了用标准化字母大小来测试视力的方法;chart 意为“图表/表格”。因此该词字面意思就是“斯内伦(的)视力表”。(该词也常被泛称为 eye chart。)

相关词 Related Words

文学与著作 Literary Works

  • Hermann Snellen:《Test-types for the Determination of the Acuteness of Vision》(19 世纪视力表经典原始资料之一,介绍标准化视力测量思路)
  • Jack J. Kanski:《Clinical Ophthalmology: A Systematic Approach》(临床眼科常用教材,讨论视力与视力表测量)
  • Duane’s Ophthalmology》(眼科学大型参考书,涉及视力评估与相关工具)
  • David A. Adler:《Adler’s Physiology of the Eye》(眼生理学经典教材,包含视力与视功能测量的背景知识)
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