Square semi-recessed spotlight made of aluminium; surface black (housing/light inset); luminaire housing can be attached to mounting plate without tools by interlock; passive cooling of the LEDs through improved heat sink geometry; with COB (Chip on Board) technology for maximum efficiency; no appearance of multiple shadows; light colour 3000 K; binning initial MacAdam ≤ 2 SDCM; CRI ≥ 90; min. 80% of luminous flux after 50000 operating hours; energy efficient LEDs with high CRI; incl. high quality lens system; precise radiation characteristic with 41° beam; UGR ≤ 19; VDU compatible workplace luminaire according to DIN EN 12464-1; luminance above 65° ≤ 3000 cd/m²; degree of protection IP40; PC2 220-240V; incl. converter, non dimmable; external converter for ceiling insertion, through-wiring suitable; light source replaceable by an authorized professional; control gear replaceable by an authorized professional; General: Ceiling, Semi-Recessed, black, Inner colour gold, RAL9005/gold, front IP40, back IP20, 1000 lm LED: 3000 K, CRI ≥ 90, L80 / 50000 h, initial MacAdam ≤ 2 SDCM , Rg: 100, Rf: 91, R{1-15}: 88, MR 0.59, MDER 0.53 Optical: flood, beam angle 41°, UGR < 19, ≥65° <3000 cd/m², PstLM ≤ 1.0, SVM ≤ 0.4 Electrical: non DIM, 12.6 W, PC2 220-240V, 79 lm/W Physical: length 72 mm, width 72 mm, height 75 mm, 0.06 kg Cutout: recessed depth 85 mm 048-30015119F 002-90771