Apparatus for providing a light source in the form of a surface that allows almost all external light to pass through without being dispersed

摘要

An apparatus and method for providing a light source in the form of a surface are disclosed. In one embodiment, the apparatus comprises a first sheet including a light diffuser, and a light source placed along an edge of the first sheet. The first sheet diffuses light generated by the light source, wherein the distribution of light diffusing particles is varied throughout the light diffuser to emanate a predetermined light pattern.