Recessed lighting unit with a fixed LED spotlight head as a downlight, equipped with a lens system for high-quality accent lighting in museums, exhibition rooms, combinations of LED boards, lens and film result in even light distribution with high intensity, as well as a soft transition, without scattered light from the light cone, equipment: 1/4.2W, color rendering Ra > 90, color temperature 4000 K, light or spotlight with SPOT beam characteristics, color tolerance: SDCM 2 initial, premium-selected LED boards, luminaire luminous flux: 300 lm, luminaire luminous efficiency: 71 lm/W, service life: 50000h at 90% luminous flux, light head and installation housing made of die-cast aluminum painted white, optics consist of glass lens and plastic film, front ring is used to reduce glare and to hold films, simple, tool-free installation using retaining springs, for ceiling thicknesses 1-25mm, ceiling cutout: diameter 36mm, installation depth: 65mm, Weight: 0.08 kg, Note: Operating device (350mA), connecting cable and distributor to be ordered separately, film can be exchanged for other light distributions, ring louvre or the extended anti-glare tube can be exchanged for the front ring!