The background to this report is based on how architectural art through times

been treating daylight with greatest precision to take advantage of its good quality,

and how the technical revolution with artificial lighting affects our way of working

with daylighting today.

The purpose of the study is to contribute to the knowledge how the daylight

opening affects the perception of a room. The aim is to clarify how proportions

and placement affects how the incident light occurs in the room and how that

affects on how the room is perceived. The study is meant to be used by lighting

planners, and in terms of pleasantness, be able to create the best possible daylight

environment.