A vehicle headlamp comprising: a focused-beam lamp unit (20, 50); and a diffused-beam lamp unit (30, 40, 60), wherein the focused-beam lamp unit (20, 50) comprises: a first semiconductor light emitting device (22, 52) having a first rectangular light emitting surface (22a, 52a); and a first optical member (21, 51, 54) that projects light from the first semiconductor light emitting device (22, 52) forward from the focused-beam lamp unit (20, 50) to form a focused beam pattern, wherein the diffused-beam lamp unit (30, 40, 60) comprises: a second semiconductor light emitting device (32, 42, 62) having a second rectangular light emitting surface (32a, 42a, 62a); and a second optical member (31, 61, 64) that projects light from the second semiconductor light emitting device (32, 42, 62) forward from the diffused-beam lamp unit (30, 40, 60) to form a diffused beam pattern (PW, PWn), the diffused beam pattern (PW, PWn) being wider than the focused beam pattern in a direction along a vertical line (V-V) in front a vehicle on which the vehicle headlamp is mounted, wherein the focused-beam lamp unit (20, 50) and the diffused-beam lamp unit (30, 40, 60) are arranged to form a light distribution pattern by combining the focused beam pattern and the diffused beam pattern (PW, PWn), characterized in that the focused-beam lamp unit (20, 50) is configured to form the focused beam pattern by a plurality of first light source images (Ia) of a plurality of light emitting chips forming the first rectangular light emitting surface (22a, 52a), at least one of the first light source images (Ia) being longer in a direction along a laterally extending horizontal line (H-H) in front of the vehicle than in the direction along the vertical line (V-V); and in that the diffused-beam lamp unit (30, 40, 60) is configured to form the diffused beam pattern (PW, PWn) by a plurality of second light source images (Ib) of a plurality of light emitting chips forming the second rectangular light emitting surface (32a, 42a, 62a), at least one of the second light source images being longer in the direction along the vertical line (V-V) than in the direction the horizontal line (H-H). a focused-beam lamp unit (20, 50); and a diffused-beam lamp unit (30, 40, 60), wherein the focused-beam lamp unit (20, 50) comprises: a first semiconductor light emitting device (22, 52) having a first rectangular light emitting surface (22a, 52a); and a first optical member (21, 51, 54) that projects light from the first semiconductor light emitting device (22, 52) forward from the focused-beam lamp unit (20, 50) to form a focused beam pattern, a first semiconductor light emitting device (22, 52) having a first rectangular light emitting surface (22a, 52a); and a first optical member (21, 51, 54) that projects light from the first semiconductor light emitting device (22, 52) forward from the focused-beam lamp unit (20, 50) to form a focused beam pattern, wherein the diffused-beam lamp unit (30, 40, 60) comprises: a second semiconductor light emitting device (32, 42, 62) having a second rectangular light emitting surface (32a, 42a, 62a); and a second optical member (31, 61, 64) that projects light from the second semiconductor light emitting device (32, 42, 62) forward from the diffused-beam lamp unit (30, 40, 60) to form a diffused beam pattern (PW, PWn), the diffused beam pattern (PW, PWn) being wider than the focused beam pattern in a direction along a vertical line (V-V) in front a vehicle on which the vehicle headlamp is mounted, a second semiconductor light emitting device (32, 42, 62) having a second rectangular light emitting surface (32a, 42a, 62a); and a second optical member (31, 61, 64) that projects light from the second semiconductor light emitting device (32, 42, 62) forward from the diffused-beam lamp unit (30, 40, 60) to form a diffused beam pattern (PW, PWn), the diffused beam pattern (PW, PWn) being wider than the focused beam pattern in a direction along a vertical line (V-V) in front a vehicle on which the vehicle headlamp is mounted, wherein the focused-beam lamp unit (20, 50) and the diffused-beam lamp unit (30, 40, 60) are arranged to form a light distribution pattern by combining the focused beam pattern and the diffused beam pattern (PW, PWn), characterized in that the focused-beam lamp unit (20, 50) is configured to form the focused beam pattern by a plurality of first light source images (Ia) of a plurality of light emitting chips forming the first rectangular light emitting surface (22a, 52a), at least one of the first light source images (Ia) being longer in a direction along a laterally extending horizontal line (H-H) in front of the vehicle than in the direction along the vertical line (V-V); and in that the diffused-beam lamp unit (30, 40, 60) is configured to form the diffused beam pattern (PW, PWn) by a plurality of second light source images (Ib) of a plurality of light emitting chips forming the second rectangular light emitting surface (32a, 42a, 62a), at least one of the second light source images being longer in the direction along the vertical line (V-V) than in the direction the horizontal line (H-H).