| 摘要 |
FIELD: electricity.SUBSTANCE: invention relates to lighting devices. The result is attained by the fact that LED-based unit (100) comprises an electrical device comprising circuit boards (110-1, 110-2) designed to actuate and/or to supply power for arrays of LEDs (111-1, 111-2) coupled electrically and mechanically to them; optical device provided at an electric device an comprising optical cards (120), which are mounted partially at circuit boards (110-1, 110-2).EFFECT: improved maintainability of the LED (light-emitting diodes)-based lighting unit.14 cl, 12 dwg |
