Effects of VDT resolution on visual fatigue and readability: an eye movement approach.

Effects of VDT resolution on visual fatigue and readability: an eye movement approach.
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VDT 分辨率对视觉疲劳和可读性的影响:一种眼球运动方法。

DOI:
10.1080/00140138908966135
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发表时间:
1989
期刊:
影响因子:
2.4
通讯作者:
LAWRENCE W. Stark
LAWRENCE W. Stark
中科院分区:
工程技术3区
文献类型:
--
作者:
Masaru Miyao;SELIM S. Hacisalihzade;J. S. Allen;LAWRENCE W. Stark

文献摘要

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研究了VDT分辨率对视觉疲劳和可读性的影响。使用了两种不同分辨率(1664 x 1200像素和720 x 350像素)和字体的显示器。在第一个实验中,受试者从每个显示器阅读1小时,以诱导疲劳。测量阅读速度和阅读时的眨眼率。在阅读前后研究了视觉平滑追踪任务中的眼动;眼动性能的定量评分没有显着变化。在第二个实验中,在两个显示器上进行了三种不同字符大小的可读性测试,并分析了由此产生的阅读眼球运动。对于足够大的字符的可读性,高和标准VDT之间没有显着差异可以检测到。然而,对于非常小的字符,更高的分辨率提高了可读性。
The effects of VDT resolution on visual fatigue and readability were studied. Two kinds of displays with different resolutions (1664 x 1200 pixels and 720 x 350 pixels) and fonts were used. In the first experiment, the subjects read from each display for 1 h to induce fatigue. Reading speed and blink rate while reading were measured. Eye movements during visual smooth pursuit tracking tasks were studied before and after reading; quantitative scoring of eye movement performance showed no significant changes. In the second experiment, readability tests with three different character sizes on both displays were conducted and resulting reading eye movements were analysed. For readability of sufficiently large characters, no significant difference between the high and the standard VDT could be detected. However, for very small characters, higher resolution improved readability.