Luminaire housing, mounting channel and front cover from extruded aluminium profile, angular version; extremely slim luminaire housing (only 25 mm), optionally for direct, indirect or direct/indirect radiation characteristic; no visible screws; for lighting systems; surface anodised; optional luminaire housing incl. medical standard device rail; suitable for wall mounting; lighting module with specially computed, asymmetrical high gloss reflector, linear prismatic cover incl. foil with different light distributions for direct or indirect light component for optimised light control and homogeneous illumination; lighting module in aluminium, powder coated, incl. converter, installation without tools; energy-efficient LEDs with very good colour rendering