LED spotlight, 'Zoom Focus tunableWhite', with high-quality, flexible precision lens system for complete beam shaping (combination of zoom and focus), high-quality 3-channel tunableWhite technology for excellent color contrast, optimized for high-quality accent lighting in museums, exhibition rooms and art galleries up to 5m ceiling height, 150-800lux on the object at a distance of 3m, luminaire with L3+DALI universal adapter (Nordic/Stucchi Tracks) for DALI control (for 3-phase/L3+DALI power rail), only connection with LDE or LDO, DALI controllable luminaire (DALI only), dimming of the illuminance 1-100%, use for Litecom and DT8 DALi control systems, equipment: LED750-927-65, luminaire or spotlight with ZOOM beam characteristics: SPOT 15°- WIDEFLOOD 43° (Zoom attachment), simple, intuitive, stepless adjustment of the zoom focus using the adjustment mechanism in the front ring, contour adjustable from sharp to soft, color rendering Ra > 92, color temperature (tunable) 2700-6500 K, adjustable, color mixing via special mixing rod, color location tolerance (initial MacAdam): 2, spectral range: 400-780nm, blue peak at 455nm, UVA = 0.3 microW/lm at wavelength=