High brightness LED package with multiple optical elements
First Claim
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1. A light source, comprising:
- an LED die having an emitting surface; and
a plurality of optical elements, each such optical element having an input surface;
wherein the optical elements are sized such that the input surfaces are spaced apart from each other and are in optical contact with different portions of the emitting surface.
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Abstract
A light source includes an LED die with an emitting surface and a plurality of optical elements having input surfaces in optical contact with distinct portions of the emitting surface. The optical elements can comprise tapers or concentrators that have reflective side surface(s) and output surfaces larger than the respective input surfaces. The optical elements can couple both light and heat out of the emitting surface of the LED die.
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Citations
16 Claims
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1. A light source, comprising:
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an LED die having an emitting surface; and
a plurality of optical elements, each such optical element having an input surface;
wherein the optical elements are sized such that the input surfaces are spaced apart from each other and are in optical contact with different portions of the emitting surface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification