A lighting panel, comprising: a light output area, having a width across which a light output is to be generated; a reflector structure, having a reflective surface facing at least in part in the direction of the light output area; and one or more rows of solid state lighting elements, the one or more rows of solid state lighting elements being arranged beneath the reflector structure and extending perpendicularly to the width of the light output area; wherein the solid state lighting elements have a light-emitting top surface facing away from the light output area, wherein the reflective surface is arranged to at least partially redirect light emitted by the solid state lighting elements along the width of the light output area, wherein the solid state lighting elements together comprise at least two subsets of lighting elements, the subsets including: a first subset creating a first light intensity profile across the width of the light output area, and a second subset creating a second light intensity profile across the width of the light output area, wherein the combined intensity profiles create a third light intensity profile across the width of the light output area of greater uniformity than either the first or second intensity profiles, characterized in that the first subset of solid state lighting elements are adapted to generate beam profiles against the surface of the reflector corresponding to virtual light source positions of a first perpendicular displacement relative to the light output area, and the second subset of solid state lighting elements are adapted to generate beam profiles against the surface of the reflector corresponding to virtual light source positions of a second perpendicular displacement relative to the light output area. a light output area, having a width across which a light output is to be generated; a reflector structure, having a reflective surface facing at least in part in the direction of the light output area; and one or more rows of solid state lighting elements, the one or more rows of solid state lighting elements being arranged beneath the reflector structure and extending perpendicularly to the width of the light output area; wherein the solid state lighting elements have a light-emitting top surface facing away from the light output area, wherein the reflective surface is arranged to at least partially redirect light emitted by the solid state lighting elements along the width of the light output area, wherein the solid state lighting elements together comprise at least two subsets of lighting elements, the subsets including: a first subset creating a first light intensity profile across the width of the light output area, and a second subset creating a second light intensity profile across the width of the light output area, wherein the combined intensity profiles create a third light intensity profile across the width of the light output area of greater uniformity than either the first or second intensity profiles, characterized in that the first subset of solid state lighting elements are adapted to generate beam profiles against the surface of the reflector corresponding to virtual light source positions of a first perpendicular displacement relative to the light output area, and the second subset of solid state lighting elements are adapted to generate beam profiles against the surface of the reflector corresponding to virtual light source positions of a second perpendicular displacement relative to the light output area. a first subset creating a first light intensity profile across the width of the light output area, and a second subset creating a second light intensity profile across the width of the light output area, wherein the combined intensity profiles create a third light intensity profile across the width of the light output area of greater uniformity than either the first or second intensity profiles, characterized in that the first subset of solid state lighting elements are adapted to generate beam profiles against the surface of the reflector corresponding to virtual light source positions of a first perpendicular displacement relative to the light output area, and the second subset of solid state lighting elements are adapted to generate beam profiles against the surface of the reflector corresponding to virtual light source positions of a second perpendicular displacement relative to the light output area.