Patent 7563004 was granted and assigned to Acuity Brands on July, 2009 by the United States Patent and Trademark Office.
A light fixture for directing light emitted from a light source toward an area to be illuminated, including a reflector assembly within which the light source is positioned and a lens assembly detachably secured to a portion of the reflector assembly such that a lens of the lens assembly overlies the light source and such that substantially all of the light emitted from the light source passes through the lens assembly.