Lighting Unit and Luminaire for Road and/or Street Lighting
First Claim
1. Lighting unit for use in a luminaire, said lighting unit having an adaptable light distribution,whereinsaid lighting unit comprises at least two light sources or groups of light sources, each of said light sources or groups of light sources having an individual light distribution characteristic, andthe overall light distribution of the lighting unit is adapted by modifying the ratio of the light outputs of the at least two light sources or groups of light sources.
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Accused Products
Abstract
A lighting unit for use in a luminaire, in particular a luminaire for road and/or street lighting, has an adaptable light distribution wherein he lighting unit comprises at least two light sources or groups of light sources, each of the light sources or groups of light sources having an individual light distribution characteristic, wherein the overall light distribution of the lighting unit is adapted by modifying the ratio of the light outputs of the at least two light sources or groups of light sources
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Citations
15 Claims
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1. Lighting unit for use in a luminaire, said lighting unit having an adaptable light distribution,
wherein said lighting unit comprises at least two light sources or groups of light sources, each of said light sources or groups of light sources having an individual light distribution characteristic, and the overall light distribution of the lighting unit is adapted by modifying the ratio of the light outputs of the at least two light sources or groups of light sources.
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10. Method for adapting the light distribution of a luminaire, wherein the luminaire comprises at least two light sources or groups of light sources, each of said light sources or groups of light sources having an individual light distribution characteristic,
the method comprising adapting the overall light distribution of the luminaire by modifying the ratio of the light outputs of the at least two light sources or groups of light sources.
Specification