TECTON IN PRESENTATION AND RETAIL

Shelf lighting is a complex issue.Achieving perfectly uniform ver-ticalillumination is not just a matter of choosing appropriatecontinuous-row lighting systemsandlamps. Getting the right distancebetween the front edgeof shelving and the luminousplane in or on the ceiling for theparticular proportions of a room is an equally important factor.The diagramson this page wereproduced on the basis of photo- metric measurements. They provide several useful hintsintended to simplify the job ofdesigning shelflighting. setric shel lighting aeeas RSR-R 1/80 W illuminance level RSR-R 2/80 W asymmetrical illuminance levelRSR-R 2/80 W symmetrical illuminance level

Example:installing a luminaire at a height of 2.6 m, withshelf height of 2.2 m, 1 m shelf offset and uniformity g1 0.5 (E

shel oset shel oset shel oset

min

/E

mean

)produces a mean illumi- nance of 500 lx (mainte-nance factor MF 0.8)

shel oset shel height

Mean illinance niorit g

S h e lf o ff set

shel oset shel oset shel oset shel oset

onting height ht g hei g ht g ountin M Shelf hei Mean illinance niorit g Mean illinance niorit g onting height onting height

shel oset shel oset shel height shel oset shel oset shel height shel oset shel oset shel oset shel oset shel oset shel oset shel oset shel oset shel oset shel oset shel oset shel oset