Patent ID: 7988326
Filing Date: 2011-08-02
Classification: A63C,F21S,F21V,F21W

Abstract:
1. A method of lighting a relatively large area with a lighting system including a plurality of lighting fixtures elevated on one or more elevating structures, each light fixture having a pre-determined aiming point on the large area, comprising: a. identifying a point of view on or near the large area at or from which decreased glare or spill light is desired; b. identifying one or more elevating structures having fixtures that may affect playability or glare and spill from the point of view by identifying elevating structures having fixtures that are generally within a sector emanating from the point of view; c. identifying one or more fixtures of each of said one or more elevating structures that may affect playability or glare and spill for the point of view by identifying aiming points that fall within a sector centered on a line between each said one or more elevating structures identified in step b and the point of view; d. including a component to a fixture identified in step c which shields or diminishes light and/or direct view of light from the fixture from the point of view; so that one or more said fixtures with said component will decrease glare or spill light relative to the point of view.