Patent ID: 9261659
Filing Date: 2016-02-16
CPC Classification: F24S,G02B,H01L,Y02E

Claim Text:
1. A solar concentrator comprising a transparent optical material, the optical material comprising: a first light coupling portion having an outer end and an inner end tapered so that it converges from the outer end towards the inner end a first facet formed at the outer end and arranged to reflect light along the first light coupling portion; a first primary concentrator element arranged to focus light onto the first facet; a second light coupling portion having an outer end and an inner end tapered so that it converges from the outer end towards the inner end; a second facet formed at the outer end of the second light coupling portion and arranged to reflect light along the portion the second facet vertically overlapping the first facet; a second primary concentrator element arranged to focus light onto the second facet; a common light guide portion in optical communication with the inner ends of the first and second light coupling portions and arranged to transmit the radiation therethrough; wherein a greatest vertical thickness of the common light guide portion is less than a sum of the heights of the first and second facets.