Apparatus for lighting; Apparatus for lighting buildings; Apparatus for lighting displays; Emergency lighting; Emergency lighting apparatus; Installations for lighting; Installations for outdoor lighting; Installations for street lighting; Lamps for lighting purposes; Lamps for security lighting; Lighting (other than for medical photographic use); Lighting apparatus and installations; Lighting apparatus for industrial use; Lighting elements; Lighting fixtures; Lighting installations; Lighting lamps; Lighting units; Outdoor lighting; Outdoor lighting fittings; Security lighting; Solar collectors (lighting); Emergency lamps; Solar lamps; Solar heating apparatus; Solar lamp units; Portable lamps (for illumination); Bases adapted for the mounting of lamps; Bases for non-electric lamps; Lamp bases; Lamps; Lamps fitted with extendible supports; Lamp stands; Heaters