A cylindrical body which interacts with the linearity of the ceiling to create interesting volumetric effects. Delta is a ceiling luminaire equipped with a Chip On Board technology high efficiency LED light source. Made from epoxy powder coated finish aluminum stabilized with UV rays, it is provided with an aluminum reflector, transparent protective screen and driver (when necessary). The product is available in two sizes with different luminous flux and there is also an AC version. Dimmable versions available on request. The degree of protection against the penetration of dust, solid objects and liquids is IP40.