Patent ID: 8764264

Claim:
An edge lit luminaire comprising: a light source; a housing having an interior cavity for receiving said light source, wherein said housing includes or is a heat sink for directing heat away from said light source, wherein said housing includes opposing first and second surfaces, and a channel being disposed in said housing near said first surface that can receive a head of a fastener for mounting said luminaire to a support surface, a slot being disposed in said first surface in communication with and a smaller size than said channel for receiving a shank of the fastener; at least one end cap secured to an end of said housing that covers said cavity; a lightguide secured inside said housing and having an edge located in proximity to said light source, said lightguide being received in an opening in said second surface, said lightguide including a light extraction surface enabling light to be transmitted from said lightguide; at least one of a reflector and a lens for directing light from said light source to said edge of said lightguide.