Surface-mounted ceiling light with frameless aesthetics, 100% uniform illumination, laser-welded MPO+ micro-pyramidal optic with light accent. Luminaire output: 37.8 W, electronic ballast with LED converter, LED service life 100000 h up to a reduction in luminous flux to 95 % of the initial value. Colour location tolerance (initial MacAdam): 3, luminaire luminous flux: 4600 lm, luminaire luminous efficacy: 122 lm/W. Colour rendering Ra > 80, colour temperature 4000 K. LEDs coupled in on both sides, light control based on highly efficient LitePrint(R) light guide technology in combination with multi-layer MPO+ micropyramidal optics with seamless appearance and defined light extraction for glare-free light distribution with a uniform light distribution.glare-free light distribution with UGR < 19 and L65 < 3000 cd/m² in accordance with EN 12464, reduced luminance at steep angles for glare control of strongly inclined displays and for maximum flexibility, homogeneous resolution of the LED light distribution. homogeneous resolution of the LED light points, laser-welded light chamber ensures protection against contact and prevents the ingress of insects and dirt particles, easy cleaning thanks to smooth outer cover made of high-purity polymethyl methacrylate, high-quality luminaire housing made ofhigh-quality luminaire housing made of sheet steel, powder-coated with all-round optical frame without seam or joint in white, internal 5-pole screwless connection terminal, installation as individual luminaire or in a cluster, halogen-free wiring, dimensions: 1446 x 267 x 51 mm, weight: 10.36 kg.