Modulation of fluorescent light: flicker rate and light source effects on visual performance and visual comfort
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منابع مشابه
survey effect of illuminance source on alertness in a laboratory design
Background and aims: Workplaces with poor lighting conditions often created occupational accidents or illness. This occurs because light cause visual and nonvisual effects on numerous physiological variables, such as the human sleep-wake cycle and cognitive performance. Indoor lighting conditions, as one aspect of the work environment, Influence on occupant’s mood, well-being, task performance ...
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Background and Aim: Undesirable lighting the work environment causes visual and non-visual effects in employers. The aim of this study was to compare the quantity and quality of combined and artificial lighting in daytime and its relationship with the indexes of mental performance. Methods: This study carried out at 65 rooms and on 81 employees randomly selected from different clusters. Measur...
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Background and aims: Lighting directly and indirectly affects employeeschr('39') mental health and their performance. Good lighting is required for good visibility of the environment and should provide a luminous environment that is human-friendly and appropriate for the visual task performed. Optimal lighting is one of the most important issues in providing the physical conditions of different...
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It is essential to ensure that adequate daylight penetrates in, especially, educational environments. In spite of positive significant impacts of daylight on the emotions, concentration, and learning of students, an exceeded amount of light will lead to glare and visual dissatisfaction. Over the last few years, with the help of simulation tools and lighting indices, it is possible to predict li...
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Background and aims: Human beings are exposed to various light effects. Light can be effective in Cognition, human behavior, visual comfort, health and well-being. The purpose of this study was to Comparative Survey on the effect of fluorescent lamps and LED color temperature on staffs Cognitive Performance Indicators at the office. Methods: In this interventional study, 8 subjects including 2...
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