نتایج جستجو برای: daily visual display terminal
تعداد نتایج: 842442 فیلتر نتایج به سال:
Introduction: Working with Visual Display Terminals (VDTs) can be associated with visual complaints particularly visual fatigue and symptoms including headache, disruption in continuing the work and ocular disorders. The objective of the present study was to determine the prevalence of visual fatigue and its related risk factors in computer users of Kermanshah University of Medical Sciences in ...
The main objective of this work is to determine the reading performance of operators’ under different viewing angles of a desktop computer. The effects of text/background color, viewing distance and character size on the speed of reading were investigated. The text and/or the background color combination were varied, with constant luminance contrast. Performance was recorded in terms of words p...
OBJECTIVE To offer the basic data about the causes and distribution of hand tingling, symptoms and physical findings, and pressure pain threshold in desk workers. METHODS Five physiatrists participated in the screening test composed of history and physical examination. A total of 876 desk workers were evaluated and of them 37 subjects with hand tingling were selected. For further analyzing, d...
In this work, we have studied how the vertical illuminance of human eye position, horizontal work surface, and brightness computer screen in office space lighting are correlated under an energy-saving environment. This investigation was conducted a full-scale laboratory that simulates with 20 adults. It found when indoor ambient changes, subject’s position is affected accordingly, two factors s...
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