A headlight (1) comprising: a parabolic reflector (2) comprising an opening (2a), said parabolic reflector (2) being configured to reflect and distribute in a homogenous manner toward the opening (2a) at least a light beam (5a,5b); a transparent shield (3) to close said opening (2a); a bearing partition (4) arranged in the parabolic reflector (2), so to define a first sector of the reflector (15) and a second sector of the reflector (16) opposed to each other with respect to said bearing partition (4); at least a light source configured to generate: a first light beam (5a) pointed toward said first sector of the reflector (15); a second light beam (6a) pointed toward said second sector of the reflector (16); a third light beam (7a); a mask (8) comprising at least a partially transparent window (9) arranged so that said third light beam illuminates said window (9).