Patent ID: 8119905
Filing Date: 2012-02-21
Classification: F24S,G02B,H01L,Y02E

Abstract:
1. A solar concentrator unit, comprising: a primary mirror for reflecting solar radiation; a combination non-imaging concentrator comprising: an energy conversion device positioned near said exit aperture of said light guide of said combination non-imaging concentrator; and a secondary mirror having a focal point, wherein said secondary mirror reflects said solar radiation from said primary mirror to said combination non-imaging concentrator; wherein said light guide has an acceptance angle, and wherein said refracting by said field lens increases said acceptance angle; and wherein said light guide has a height from said entrance aperture to said exit aperture, wherein i) said entrance aperture is positioned at said focal point of said secondary mirror, and ii) said exit aperture and said energy conversion device are positioned externally to said primary mirror.