The Serien Lighting Curling Ceiling with a cylindrical reflector emits its light both directly downwards and softly diffused all around. The ceiling light is offered in three sizes. The smallest size has a diameter of 18 cm, the medium size 25 cm and the largest 33 cm. This lamp is available with a colour temperature of 2,700 Kelvin extra warm white or 3,000 Kelvin warm white. On request, the Curling Ceiling LED clear/ cylindrical opal is also available as DALI or 1-10 volt dimmable. In addition, the Small and Medium lamps are also offered with dim to warm function. The versions with dim to warm function imitate the as pleasant perceived dimming behaviour of classic incandescent lamps when dimmed.