Provided is an optical unit capable of preventing unintended light distribution and having a small assembly error while using a plurality of light sources and a plurality of lenses. An optical unit (10) includes: a plurality of light sources (26); a plurality of first lenses (30) integrally formed, respectively arranged to correspond to each of the light sources (26), condensing light from the corresponding light sources (26), and forming corresponding light source images on a predetermined virtual plane; a second lens (12) projecting projected images of the light source images forward; and a light-shielding member (31) extending between two adjacent first lenses (30) in the first lenses (30), and shielding light passing through one first lens (30) so as not to enter the other first lens (30), in which the light-shielding member (31) and the first lenses (30) are integrally formed by two-color molding.

A lens module with a diameter less than 200 millimeters is disclosed, including a first lens, a second lens and a third lens. The first lens has a refractive index ranging from 1.4 to 1.6 and an average curvature ranging from 1/36 (mm).sup.−1 to 1/43 (mm).sup.−1. The first lens has a light-emitting angle within 70 degrees in the horizontal direction and within 5 degrees in the vertical direction. The first lens in the short axis direction is less than 50 mm and its protruding height on the light-emitting surface is less than 20 mm. The second lens has a light-emitting angle within 40 degrees in the horizontal direction and within 5 degrees in the vertical direction. The third lens has a light-emitting angle within 26 degrees in the horizontal direction and within 2 degrees in the vertical direction.

A lens module with a diameter less than 200 millimeters is disclosed, including a first lens, a second lens and a third lens. The first lens has a refractive index ranging from 1.4 to 1.6 and an average curvature ranging from 1/36 (mm).sup.−1 to 1/43 (mm).sup.−1. The first lens has a light-emitting angle within 70 degrees in the horizontal direction and within 5 degrees in the vertical direction. The first lens in the short axis direction is less than 50 mm and its protruding height on the light-emitting surface is less than 20 mm. The second lens has a light-emitting angle within 40 degrees in the horizontal direction and within 5 degrees in the vertical direction. The third lens has a light-emitting angle within 26 degrees in the horizontal direction and within 2 degrees in the vertical direction.

A projection headlight for a vehicle is provided comprising at least one light source, a projection lens, a condenser lens arranged between the at least one light source and the projection lens, and at least one printed graphic arranged between the condenser lens and the projection lens. The condenser lens has a flat side and a curved side. The at least one printed graphic is printed on the flat side of the condenser lens. Further, a vehicle is provided having at least one such projection headlight.

Lighting device of a motor vehicle headlamp comprising a projection optics system (1) and a light source unit (2), wherein the light source unit comprises a surface (20), wherein the light source unit (2) can generate a lighting pattern on the surface (20), wherein the lighting pattern which can be generated on the surface (20) can be projected in front of the lighting device in the form of a light distribution by means of the projection optics system (1), wherein the light source unit (2) comprises a support structure (3), wherein the support structure (3) has an opening (30), wherein the opening (30) is arranged and designed to match the surface (20) and the lighting pattern can be generated at least on one side (201) of the surface (20) facing the projection optics system (1), wherein
the projection optics system (1) has guiding elements (10) and the support structure (3) has elongated guides (31) corresponding to the guiding elements (10), wherein the guiding elements (10) are arranged in such a way that they can be guided in the elongated guides (31) along a longitudinal direction (X) of the elongated guides (31), wherein the projection optics system (1) rests on the support structure (3) and is movable along the longitudinal direction (X).

Lighting device of a motor vehicle headlamp comprising a projection optics system (1) and a light source unit (2), wherein the light source unit comprises a surface (20), wherein the light source unit (2) can generate a lighting pattern on the surface (20), wherein the lighting pattern which can be generated on the surface (20) can be projected in front of the lighting device in the form of a light distribution by means of the projection optics system (1), wherein the light source unit (2) comprises a support structure (3), wherein the support structure (3) has an opening (30), wherein the opening (30) is arranged and designed to match the surface (20) and the lighting pattern can be generated at least on one side (201) of the surface (20) facing the projection optics system (1), wherein
the projection optics system (1) has guiding elements (10) and the support structure (3) has elongated guides (31) corresponding to the guiding elements (10), wherein the guiding elements (10) are arranged in such a way that they can be guided in the elongated guides (31) along a longitudinal direction (X) of the elongated guides (31), wherein the projection optics system (1) rests on the support structure (3) and is movable along the longitudinal direction (X).

A headlamp for a vehicle configured to generate a lighting region (3) in front of the vehicle comprises: a fixed matrix-array first light source configured to emit a high beam, a movable second light source configured to emit a low beam, a correcting mechanism configured to keep a vertical inclination of the low beam constant with respect to a reference horizontal line, when the vehicle is in motion, and a dioptric prism configured to remove at least one shadow region that may occur, in said lighting region, between the high beam and the low beam.

A headlight module includes: a light source; a condensing optical unit that allows light generated by the light source to enter and transforms the light into condensed light; and a light guide member including a first cutoff line formation part that forms light in a first light distribution pattern from the condensed light, a second cutoff line formation part that forms light in a second light distribution pattern from the condensed light, a first emission surface that emits light in a first illuminance distribution pattern corresponding to the first light distribution pattern, and a second emission surface that emits light in a second illuminance distribution pattern corresponding to the second light distribution pattern. Light in a combined illuminance distribution pattern obtained by adding the light in the first illuminance distribution pattern and the light in the second illuminance distribution pattern is emitted.

A headlight module includes: a light source; a condensing optical unit that allows light generated by the light source to enter and transforms the light into condensed light; and a light guide member including a first cutoff line formation part that forms light in a first light distribution pattern from the condensed light, a second cutoff line formation part that forms light in a second light distribution pattern from the condensed light, a first emission surface that emits light in a first illuminance distribution pattern corresponding to the first light distribution pattern, and a second emission surface that emits light in a second illuminance distribution pattern corresponding to the second light distribution pattern. Light in a combined illuminance distribution pattern obtained by adding the light in the first illuminance distribution pattern and the light in the second illuminance distribution pattern is emitted.

An optical module of a head lamp including a first light source unit, a first reflection unit configured to concentrate, at a first focal point, light radiated from the first light source unit, a first shield unit positioned in the first focal point, second light source units, a second reflection unit configured to concentrate, at second focal points, light radiated from the second light source units, a second shield unit positioned in the second focal points, a hot zone lens unit positioned on the output side of the first shield unit and configured to form a light distribution pattern parallel to horizontal and vertical directions, by transmitting light radiated from the first shield unit, and a wide zone lens unit positioned on the output side of the second shield unit and configured to form a light distribution pattern spread in the horizontal direction, by transmitting light radiated from the second shield unit.