Arc modular LED light fixture

1. A modular lighting fixture, the fixture comprising:

a housing comprising a front panel, the front panel having a radius of curvature;

a plurality of light-emitting diode modules disposed adjacent to the front panel, each light-emitting diode module comprising:

a heat sink;

a light-emitting diode source mounted to the heat sink; and

a lens disposed over the light-emitting diode source, the lens capable of refracting light emitted by the light-emitting diode source into a desired distribution pattern; and

a dimmer switch configured to permit the user to adjust the intensity of light emitted from at least one light-emitting diode module;

wherein the plurality of light-emitting diode modules produce a concentrated illuminated area at a pre-determined distance from the front panel as determined by the radius of curvature of the front panel; and

wherein the fixture further comprises a means of adjusting an angle of aim of a specific light-emitting diode module relative to the front panel.

2. The fixture of claim 1 , wherein the heat sink of each light-emitting diode module has an internal volume defined by a closed end, a sidewall, and an open end, and the light-emitting diode source is mounted within the volume and positioned to emit light toward the open end.

3. The fixture of claim 1 , wherein the heat sink further comprises a plurality of cooling fins extending from the side wall.

4. The fixture of claim 1 , wherein the light-emitting diode source of at least one of the plurality of light-emitting diode modules further comprises at least one light-emitting diode configured to emit red light, at least one light-emitting diode configured to emit orange light, and at least one light-emitting diode configured to emit blue light.

5. The fixture of claim 1 , wherein the light-emitting diode source of at least one of the plurality of light-emitting diode modules further comprises at least one light-emitting diode configured to emit red light, at least one light-emitting diode configured to emit green light, and at least one light-emitting diode configured to emit blue light.

6. The fixture of claim 1 , wherein the light-emitting diode source of at least one of the plurality of light-emitting diode modules further comprises at least one light-emitting diode configured to emit broad-spectrum white light.

7. The fixture of claim 1 , wherein at least one of the plurality of light-emitting diode modules further comprises a color mixing lens disposed between the light-emitting diode source and a collimating lens of the fixture.

8. The fixture of claim 7 , wherein the collimating lens further comprises a color-mixing lens.

9. The fixture of claim 1 , wherein the lens is removably attached to the heat sink, so that different lenses may be substituted within the light-emitting diode module.

10. The fixture of claim 1 , comprising four light-emitting diode modules.

11. The fixture of claim 1 , further comprising at least one controller to regulate the voltage and current supplied to the light-emitting diode sources in the plurality of light-emitting diode modules.

12. The fixture of claim 11 , wherein the at least one controller further comprises a controller incorporated in each light-emitting diode module.

13. The fixture of claim 1 , further comprising at least one cooling fan positioned to force ambient air across the heat sinks of the plurality of light-emitting diode modules.

14. The fixture of claim 13 , wherein the at least one cooling fan further comprises a cooling fan incorporated in each light-emitting diode module.

15. A lighting fixture, the fixture comprising:

a plurality of modular units, each modular unit comprising:

a front panel, the front panel having a radius of curvature; and

a plurality of light-emitting diode modules disposed within the housing adjacent the front panel, each light-emitting diode module comprising:

a heat sink;

a light-emitting diode source mounted to the heat sink; and

a lens disposed over the light-emitting diode source, the lens capable of refracting light emitted by the light-emitting diode source into a desired distribution pattern;

wherein the plurality of light-emitting diode modules produce a concentrated illuminated area at a pre-determined distance from the front panel as determined by the radius of curvature of the front panel; and

wherein the plurality of modular units are removably attached to one another to form an array of light-emitting diode modules; and

further comprising a means of adjusting the position and attitude of one modular unit relative to another; and

wherein at least one of the plurality of light-emitting diode modules further comprises a color mixing lens disposed between the light-emitting diode source and a collimating lens of the fixture.

16. A lighting fixture, the fixture comprising:

a plurality of modular units, each modular unit comprising:

a front panel, the front panel having a radius of curvature; and

a plurality of light-emitting diode modules disposed within the housing adjacent the front panel, each light-emitting diode module comprising:

a heat sink;

a light-emitting diode source mounted to the heat sink; and

a lens disposed over the light-emitting diode source, the lens capable of refracting light emitted by the light-emitting diode source into a desired distribution pattern;

wherein the plurality of light-emitting diode modules produce a concentrated illuminated area at a pre-determined distance from the front panel as determined by the radius of curvature of the front panel; and

wherein the plurality of modular units are removably attached to one another to form an array of light-emitting diode modules;

wherein all of the modular units are arranged to converge their respective emitted light distribution patterns around the same illuminated area; and

wherein each modular unit is enclosed within an airtight waterproof casing.

17. The fixture of claim 16 , wherein each modular unit includes a hole for a pin to enable the plurality of modular units to be physically connected.

18. The fixture of claim 16 , wherein each modular unit further comprises a power interconnect enabling the plurality of modular units to be electrically connected.

19. The fixture of claim 15 , wherein each modular unit further comprises a power interconnect enabling the plurality of modular units to be electrically connected.

20. The fixture of claim 15 , wherein each modular unit includes a hole for a pin to enable the plurality of modular units to be physically connected.

21. The fixture of claim 1 , wherein each modular unit further comprises a power interconnect enabling the plurality of modular units to be electrically connected.

22. The fixture of claim 1 , wherein each modular unit includes a hole for a pin to enable the plurality of modular units to be physically connected.