A primary optics for a motorcycle headlamp, the primary optics is a non-imaging primary optics configured to irradiate a segmented light distribution in front of the primary optics, wherein the primary optics comprises: - a base body, and - a plurality of light guiding elements protruding from the base body for forming a predetermined segmented light distribution from light of light sources in a main direction, wherein each light guiding element has a light input surface, into which light of the light sources can be coupled into the light guiding element, and a common light output surface for irradiating light received by the light guide elements, wherein each light guiding element is configured to contribute in generating of a respective light segment (LS1, LS2, LS3) of the segmented light distribution, wherein the light guiding elements are arranged in groups (GP1, GP2, GP3), wherein each group (GP1, GP2, GP3) comprises at least two light guiding elements arranged in juxtaposition along a straight arrangement line (AL1, AL2, AL3) orthogonal to the main direction, wherein the light segments (LS1, LS2, LS3) generated by the light guiding elements of a group are irradiated in juxtaposition along a straight irradiation line corresponding to and parallel to respective straight arrangement line of the respective group, characterized in that the common light output surface comprises a homogenization structure configured to homogenize the light distribution of light segments (LS1, LS2, LS3) irradiated along the straight irradiation line, wherein the homogenization structure is formed of a plurality of grooves, each of which extends along an extension line transverse to the straight arrangement line (AL1, AL2, AL3) of each group (GP1, GP2, GP3) of light guiding elements, wherein the groove having a constant radius in a cross-section orthogonal to the extension line along the extension line, and wherein the grooves being arranged with respect to each other in such a way that the extension lines of the grooves are parallel to each other. - a base body, and - a plurality of light guiding elements protruding from the base body for forming a predetermined segmented light distribution from light of light sources in a main direction, wherein each light guiding element has a light input surface, into which light of the light sources can be coupled into the light guiding element, and a common light output surface for irradiating light received by the light guide elements, wherein each light guiding element is configured to contribute in generating of a respective light segment (LS1, LS2, LS3) of the segmented light distribution, wherein the light guiding elements are arranged in groups (GP1, GP2, GP3), wherein each group (GP1, GP2, GP3) comprises at least two light guiding elements arranged in juxtaposition along a straight arrangement line (AL1, AL2, AL3) orthogonal to the main direction, wherein the light segments (LS1, LS2, LS3) generated by the light guiding elements of a group are irradiated in juxtaposition along a straight irradiation line corresponding to and parallel to respective straight arrangement line of the respective group, characterized in that the common light output surface comprises a homogenization structure configured to homogenize the light distribution of light segments (LS1, LS2, LS3) irradiated along the straight irradiation line, wherein the homogenization structure is formed of a plurality of grooves, each of which extends along an extension line transverse to the straight arrangement line (AL1, AL2, AL3) of each group (GP1, GP2, GP3) of light guiding elements, wherein the groove having a constant radius in a cross-section orthogonal to the extension line along the extension line, and wherein the grooves being arranged with respect to each other in such a way that the extension lines of the grooves are parallel to each other.