Patent ID: 7704564

Claim:
A method of curing a light-curable material which comprises: placing an object having a light-curable material applied thereon within an enclosed interior space of a structure defined by a ceiling, at least one support for the ceiling, and a plurality of walls, wherein the structure includes at least one skylight tube system that comprises a sunlight collector disposed external to the structure for collecting sunlight, a light-transmitting conduit extending through the structure and a first exposer with a light diffuser mounted to one of the walls, wherein the skylight tube system further comprises a flexible tube having a second exposer that is movable within the interior space; and directing UV radiation from sunlight into the interior space to expose the object to UV radiation, wherein the directing step comprises permitting UV radiation from the first exposer to spread via the diffuser throughout the interior space, and moving the second exposer around the object to specifically direct UV radiation onto the object to provide a more complete exposure of the object to UV radiation.