The light is emitted by this Serien Lighting Curling Ceiling LED through its opal glass shade directly downwards as well as softly diffused into the room. Two sizes are available for the ceiling lamp. The Small lamp has a diameter of 18 cm, the Medium lamp 25 cm. In each size, the lamp is offered with a colour temperature of 2,700 Kelvin extra warm white or 3,000 Kelvin warm white. In addition, the Curling Ceiling LED opal is also available DALI or 1-10 volt dimmable. Lamps with dim to warm function are also on offer. The versions with dim to warm function imitate the as pleasant perceived dimming behaviour of classic incandescent lamps when dimmed.