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One embodiment of a light-emitting diode (LED) optic comprises a light-transmitting element having a plurality of segments, each segment associated with an optical axis and comprising a linearly projected cross-section. For each segment of the light-transmitting element, the LED optic comprises at l

One embodiment of a light-emitting diode (LED) optic comprises a light-transmitting element having a plurality of segments, each segment associated with an optical axis and comprising a linearly projected cross-section. For each segment of the light-transmitting element, the LED optic comprises at least one LED positioned such that a central light-emitting axis of the at least one LED is angled at about 0° relative to the optical axis associated with that segment. In one embodiment, the about 0° has a tolerance of ±10°. Each segment of the light-transmitting element comprises a light-entering surface, a light-exiting surface and a light-reflecting surface. In one embodiment, for each segment the at least one LED comprises a plurality of LEDs.

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The invention claimed is: 1. A light-emitting diode (LED) optic, comprising: a light-transmitting element having a plurality of segments, each segment having an optical axis and a linear extrusion axis and comprising a cross-section that is projected along a portion of the linear extrusion axis; an

The invention claimed is: 1. A light-emitting diode (LED) optic, comprising: a light-transmitting element having a plurality of segments, each segment having an optical axis and a linear extrusion axis and comprising a cross-section that is projected along a portion of the linear extrusion axis; and for each segment, at least one LED positioned such that a central light-emitting axis of the at least one LED is angled at about 0° relative to the optical axis associated with that segment, wherein a light emitted by the at least one LED has a beam spread of approximately 3 degrees, wherein the beam spread is approximately 1.5 degrees on either side of a plane containing the optical axis, wherein a plurality of the linear extrusion axes associated with the plurality of segments is angled relative to each other such that light from said plurality of segments is emitted outward over a 360° angular distribution from a central axis of the LED optic. 2. The LED optic of claim 1, wherein each segment of the light-transmitting element comprises a light-entering surface, a light-exiting surface and a light-reflecting surface. 3. The LED optic of claim 2, wherein for each segment of the light-transmitting element the at least one LED comprises a plurality of LEDs that is arranged so that at least a portion of light received by the light-entering surface from the plurality of LEDs is reflected by the light-reflecting surface by total internal reflection within that segment of the light transmitting element. 4. The LED optic of claim 2, wherein for each segment of the light-transmitting element the at least one LED comprises a plurality of LEDs that is arranged so that at least a portion of light received by the light-entering surface from the LEDs arrives at the light-exiting surface without being reflected by the light-reflecting surface. 5. The LED optic of claim 2, wherein the light-reflecting surface comprises at least one of: a conic shape or a substantially conic shape. 6. The LED optic of claim 2, wherein at least one light-reflecting surface satisfies an equation: z = cy 2 1 + 1 - ( 1 + k ) ⁢ c 2 ⁢ y 2 + F ⁡ ( y ) , where z is a coordinate along an axis parallel to the optical axis, y is a coordinate on an axis perpendicular to both the optical axis and an extrusion axis, k is a conic constant, c is a curvature, and F(y) is a variable function, such that a zero value for F(y) produces a conic cross-sectional shape for the at least one light-reflecting surface and a non-zero value for F(y) produces a modified conic cross-sectional shape for the at least one light-reflecting surface. 7. The LED optic of claim 1, wherein the light-transmitting element comprises at least one of: a glass material, a plastic material or a transparent material. 8. The LED optic of claim 1, wherein the about 0° has a tolerance of ±10°. 9. The LED optic of claim 1, wherein the beam spread is defined as an angle vertically perpendicular to the optical axis of a respective segment of the light-transmitting element over which an intensity of the light emitted is greater than 50 percent of a peak intensity of the light emitted. 10. A method for transmitting light, comprising: arranging a plurality of segments of a light-transmitting element relative to each other, each segment associated with an optical axis and a linear extrusion axis and comprising a cross-section that is projected along a portion of the linear extrusion axis; for each segment, positioning at least one light-emitting diode (LED) such that a central light-emitting axis of the at least one LED is angled at about 0° relative to the optical axis associated with that segment; and transmitting light from the at least one LED, wherein the light transmitted by the at least one LED has a beam spread of approximately 3 degrees, wherein the beam spread is approximately 1.5 degrees on either side of a plane containing the optical axis, wherein a plurality of the linear extrusion axes associated with the plurality of segments are angled relative to each other such that light from said plurality of segments is transmitted outward over a 360° angular distribution from a central axis. 11. The method of claim 10, comprising providing a light-entering surface, a light-exiting surface and a light-reflecting surface of each segment of the light-transmitting element. 12. The method of claim 11, wherein for each segment the at least one LED comprises a plurality of LEDs, and the method comprises arranging the plurality of LEDs for each segment of the light-transmitting element so that at least a portion of light received by the light-entering surface from the plurality of LEDs is reflected by the light-reflecting surface by total internal reflection within that segment of the light transmitting element. 13. The method of claim 11, wherein for each segment the at least one LED comprises a plurality of LEDs, and the method comprises arranging the plurality of LEDs for each segment of the light-transmitting element so that at least a portion of light received by the light-entering surface from the plurality of LEDs arrives at the light-exiting surface without being reflected by the light-reflecting surface. 14. The method of claim 11, wherein the light-reflecting surface comprises at least one of: a conic shape or a substantially conic shape. 15. The method of claim 10, wherein the light-transmitting element comprises at least one of: a glass material, a plastic material or a transparent material. 16. The method of claim 10, wherein the about 0° has a tolerance of ±10°. 17. The method of claim 10, wherein the beam spread is defined as an angle vertically perpendicular to the optical axis of a respective segment of the light-transmitting element over which an intensity of the light is greater than 50 percent of a peak intensity of the light. 18. A reflector optic, comprising: a plurality of light-transmitting means, each light-transmitting means being associated with an optical axis and a linear extrusion axis and comprising a means for transmitting light through a cross-section projected along a portion of the linear extrusion axis; and for each light-transmitting means, at least one light source means positioned such that a central light-emitting axis of the at least one light source means is angled at about 0° relative to the optical axis associated with that light-transmitting means, wherein a light emitted by the at least one light source means has a beam spread of approximately 3 degrees, wherein the beam spread is approximately 1.5 degrees on either side of a plane containing the optical axis, wherein a plurality of the linear extrusion axes associated with the plurality of light-transmitting means are angled relative to each other such that light from said plurality of light-transmitting means is emitted outward over a 360° angular distribution from a central axis of the reflector optic. 19. The reflector optic of claim 18, wherein the about 0° has a tolerance of ±10°. 20. The reflector optic of claim 18, wherein each light-transmitting means comprises a light-entering means, a light-reflecting means and a light-exiting means. 21. The reflector optic of claim 18, wherein the beam spread is defined as an angle vertically perpendicular to the optical axis of a respective one of the plurality of light-transmitting means over which an intensity of the light emitted is greater than 50 percent of a peak intensity of the light emitted.