In this speech, the author traces the history of lighting in schools, discusses the variables affecting the amount of illuminance needed, and provides a table of illuminances recommended for Ontario schools. Other factors that affect vision--glare, veiling reflection, color, and brightness balance--are outlined. Planners are admonished to…

As the use of computers has become more common in society, human engineering and ergonomics have lagged behind the sciences which developed the equipment. Some research has been done in the past on the effects of screen colors on computer use efficiency, but results were inconclusive. This paper describes a study of the impact of screen color…