Patent attributes
A lamp (10) for replacement of a HPS or HID lamp, is disclosed that comprises a support element (13) including a mounting shaft (15) extending therefrom, said mounting shaft being substantially parallel and having lateral displacement relative to a central axis of the lamp and a plurality of modules (20) each comprising a heat spreading element (23) wherein at least one module is mounted on the mounting shaft and is rotatable about the mounting shaft such that said at least one module can be pivoted between a first orientation in which the modules cooperate to define a closed structure; and a second orientation in which the at least one module is pivoted away from at least one neighboring module to define an opened structure. The lamp further comprises a plurality of sets of solid state lighting elements (30) wherein each set is mounted on an outer surface (21) of one of said modules, and a holder (11) for holding the support element (13), wherein the holder comprises a lamp cap (12) to connect the lamp (10) to a power source, wherein the lamp cap is compatible with a socket for the HPS or HID lamp to be replaced. A luminaire including such a lamp is also disclosed.