Abstract: A head-lamp having an adjuster construction comprising a pivot portion and an adjusting screw portion, in which a ball joint is provided for at least one of said portions, a part of a carrying surface of the ball joint being formed of a soft elastic member which extends into the region of the ball joint.

Abstract: A vehicle headlamp ventilation system includes a dust-resistant maze box. The maze box comprises a pair of rubber hose connections provided on opposite ends of a box, the box having an opening portion at one surface thereof, and ribs extending from the bottom surface of the box to the opening portion and which define a zig-zag flow path inside the box to prolong a spatial distance between the pair of rubber hose connections. The ribs are provided interiorly of the box, and the opening portion is closed by a cover which contacts the upper edges of the ribs. The dust-resistant maze box may also be formed integrally with a housing of a vehicle headlamp with the bottom surface of the box common with the housing of the headlamp.