Meson Pro-C track adapter is an efficient rail downlighter for use on 3 or 5-phase rail systems. The fixture is equipped with a low-glare comfort reflector and a satin-finished diffuser. The innovative design of reflector and diffuser forms an optic with high system efficiency and excellent visual comfort. Meson Pro-C has a very high luminaire efficiency (LOR) of more than 84% and a “Unified Glare Rating” (UGR) of between 17 and 19, depending on the luminaire flux. The housing is finished with a matte white paint. An optional DALI version is available. In addition, the luminaires can also be equipped with integrated Casambi bluetooth, with which the luminaires can be easily switched and dimmed wirelessly.