Efficient luminaire with directional side-light extraction

Details Efficient luminaire with directional side-light extraction Efficient luminaire with directional side-light extraction

F - Mech Eng,Light,Heat,Weapons

21

V

F21V 8/00 (2006.01)

Patent

CA 2579269

Luminaire with directional side-light extraction comprises a light pipe with a light--carrying core, and with a light-extraction structure along a first longitudinal side of the luminaire, confined to a radial swath of the luminaire, along the longitudinal axis of the luminaire, of substantially less than 180°. The second end of the light pipe has light-saving means for directing saved light from the second end towards the first end. The light--extraction means is adjustable to accommodate angular distributions of light from various light sources.

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