Reflector having a structured surface and luminaire or indirect lighting system including such a reflector

摘要

The reflector (1) has a number of different non-overlapping reflector regions (3), at least some of which have a light refractive or light reflecting surface (11) provided by a surface structure of projections and/or recesses (13a,13b,15a,15b), their edges following a line extending in 2 directions, so that the projections and/or recesses are concentric or concave relative to one another. Also included are Independent claims for the following: (a) a secondary illumination system; (b) a lamp with reflective sidewalls and/or upper wall