High performance luminaires for embedded installation for halogen lamps with dichroic reflector, metal halide reflector or LED lamps. They offer a high comfort due to the back visual position of light source. Body of the luminaire made of two bodies of injected aluminium. Square front ring made of steel sheet 1mm thick with white matt finish. It incorporates shielded cones made in zamak injection in three sets: black, matt gold and chrome. Fixed, tilt and wall-washers versions. Spreading lens made in opal tempered glass in halogen fixed and tilt versions. In wall-washer versions a distribution lens made of borosilicate is incorporated.