A series of diffusers that gives the Lighting Fixture OEM the capability to produce a choice clean, contemporary surface mounted luminaires. The unobtrusive designs diffusers allows for a luminaire to be produced which allows efficient illumination of the installation space, and being able to be coordinated with a variety of interior design schemes. Products can be used with LED and Fluorescent light sources. Applications include general illumination installations for commercial, residential and hospitality applications.