The invention relates to lamp unit for a headlamp, in particular a motor vehicle headlamp, having at least two light sources (1a, 1b), at least one reflector (2a, 2b), which delimits two light chambers (3a, 3b), an aperture (4) and a projection lens (5) having an optical axis (A), wherein one light chamber (3a) is arranged on an upper side and one light chamber (3b) is arranged on an underside of the aperture (4), wherein at least one light source (1a, 1b) is respectively arranged within the light chambers (3a, 3b), and, in order to produce a sharp light-dark boundary, the aperture (4) extends in a light pattern generated by the lamp unit substantially as far as a focal plane (E) of the projection lens (5), wherein the aperture (4) has at least one light window (7a, 7b), wherein at least one light path (8a, 8b, 8c, 8d) runs from a light chamber (3a, 3b) through the at least one light window (7a, 7b) and through the projection lens (5) to the outside.
Lamp unit comprising a shield having at least one light window
02.12.2015
Patent
Elektronische Ressource
Englisch
IPC: | F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
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