Electrical and electronic equipment for the operation of light-emitting diodes and discharge lamps; lighting control systems; brightness control systems and controls; regulating and control devices and equipment for lighting systems and luminaires; software for lighting systems and installations; dimmers; light sensors; light-emitting diodes; data processing equipment; computers; computer software, namely programs for designing and planning installations for lighting, air conditioning, ventilation and heating; ballasts and starters for glow discharge lamps; electronic transformers; connectors and plug-in connectors for fibre optic cables; fibre optic light lines of glass or plastic fibres; electrical filters and blocking filters; light outlets [electrical connections for lighting]; lenses for focusing light.

Lighting equipment and appliances; LED luminaires; recessed luminaires; surface-mounted luminaires; recessed wall luminaires; wall luminaires; free-standing luminaires; table luminaires; workplace luminaires; office luminaires; ceiling luminaires; pendant luminaires; spotlights; downlights [ceiling spotlights]; continuous row luminaires; façade lighting; luminaires for indoor and outdoor façades; lighting modules and luminaires with light-emitting diodes or discharge lamps as illuminants; light sources [not included in other classes] containing light-emitting diodes; suspension pendants for luminaires; housings and louvres for directing light; reflectors and covers for luminaires; lamp holders for lamps; electric lamps; track spotlights [luminaires]; fibre-optic lighting equipment; lamp housings; louvre for light control; lamp holders; ventilation equipment and installations; ventilation grilles as parts of extractor fans; rollers for directing air as part of ventilation equipment; air conditioning systems, appliances and apparatus; heating systems, appliances and apparatus.

Design and technical planning of systems for lighting, air conditioning, ventilation and heating; computer programming; programming of computer programmes for electronic data processing devices.