Concentrating daylight collector

摘要

The disclosure generally relates to concentrating daylight collectors, and in particular to concentrating daylight collectors useful for interior lighting of a building. The concentrating daylight collectors generally include a plurality of moveable reflective vanes and a Cassegrain-type concentrator section.

主权项

1. A concentrating daylight collector, comprising:
a collection section having a first opening for receiving sunlight and an opposing second opening for transmission of sunlight; a plurality of moveable reflective vanes disposed adjacent the first opening for directing received sunlight to the opposing second opening; a parabolic reflector disposed to reflect a major portion of the sunlight passing though the opposing second opening to a hyperbolic reflector disposed adjacent a focal point of the parabolic reflector; and an output aperture disposed to accept sunlight reflected from the hyperbolic reflector.