MEHRFACHE OPTISCHE BAUGRUPPE FÜR EINE LED- BELEUCHTUNGSEINRICHTUNG UND EINE SOLCHE OPTISCHE BAUGRUPPE UMFASSENDE ROTBELEUCHTUNGSEINRICHTUNG

摘要

A LED lighting device has a number of LED's, and a multiple optical assembly defined by a number of modular units; each modular unit has a total-internal-reflection lens associated with a LED, and the modular units are connected to one another so as the lenses have respective distinct optical reflecting surfaces.