Recessed mounted LED luminaire with surrounding frame for ceilings with cut-out openings. Omnidirectional light distribution for discreet illumination of the ceiling. Luminaire body made of aluminium. Surface natural anodised or white, graphite, black or champagne coated. Further surface options see Lightnet-Surface-Collection or RAL of your choice. Ambient diffuser made of frosted acrylic glass for general lighting. Converter integrated into luminaire housing, optionally switchable or dimmable (1-10V, DALI, Touch-Dim, Casambi). Colour temperature 2700K, 3000K, 3500K or 4000K. Binning initial ≤ MacAdam 3. Colour rendering CRI>80 or CRI>90. Mounting brackets included. On request: Integration of emergency lighting components, sensor technology.