and musculoskeletal symptoms in the neck and shoulders and there are some evidence indicating an association betweenthem Thus, it is important to set up a work environmentfor maximum visual comfort to prevent visual- and musculoskeletal symptoms, but also improve productivity and work performance In Sweden, the current regulation on physical work load and ergonomics stress that visual conditions should be targeted to avoid negative effects on work postures and movements Many factors influence the effects of the visual environment: factors related to the physical environment (e.g. lighting, ergonomics, and workplace design), the work task (e.g. the work object, visibility, contrastsand readability), and the individual's visual ability (e.g. visual acuity, age, and visual defects)