DIFF Subgroup
F21Y 105/12 characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
Introduced: January 2016
Full Title
Planar light sources > comprising a two-dimensional [2D] array of point-like light-generating elements > characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities