Light ergonomics is the relationship between the light source and the individual. Poor light can be divided into the following:
Individual or socio-cultural expectations Insufficient light Poor distribution of light Improper contrast Glare Flicker Thermal heating (over or under) Acoustic noise (especially fluorescents) Color spectrum (full-spectrum light, color temperature, etc.)
Effects of poor light The effects of poor light can include the following:
low productivity high human error rates inability to match or select correct colors eyestrain headache a reduction in mental alertness general malaise low employee morale
Types of light sources
See also Ergonomics Full-spectrum light Artificial sunlight
References