A light distribution control system for controlling an automotive headlamp, the system comprising: an automotive headlamp capable of controlling a range of illumination in a front area of a vehicle; an image pickup means configured to pick up an image of the front area of the vehicle; a forward vehicle detection means configured to detect positional coordinates of a forward vehicle in said image capturing the front area of the vehicle; pitch angle detection means (302, 316) configured to detect a pitch angle of the vehicle; a storage means configured to store an aberration correction factor used to correct an aberration of a lens mounted on the image pickup means; a correction means configured to correct the positional coordinates of the forward vehicle detected by the forward vehicle detection means, based on the pitch angle and a control means configured to control the illumination range of the automotive headlamp, based on the positional coordinates corrected by the correction means, characterized in that the pitch angle detection means (302, 316) includes: an inclination angle sensor configured to detect an inclination of the vehicle, wherein the inclination of the vehicle comprises the inclination of the vehicle relative to a horizontal plane; an inclination information acquiring means configured to acquire inclination information on a road surface on which the vehicle is positioned, wherein the inclination information comprises the inclination of the road surface relative to the horizontal plane; and a pitch angle calculating means configured to calculate the pitch angle of the vehicle by subtracting the inclination of the road surface from the inclination of the vehicle and characterized in that the correction means is further configured to correct the positional coordinates based on the aberration correction factor. an automotive headlamp capable of controlling a range of illumination in a front area of a vehicle; an image pickup means configured to pick up an image of the front area of the vehicle; a forward vehicle detection means configured to detect positional coordinates of a forward vehicle in said image capturing the front area of the vehicle; pitch angle detection means (302, 316) configured to detect a pitch angle of the vehicle; a storage means configured to store an aberration correction factor used to correct an aberration of a lens mounted on the image pickup means; a correction means configured to correct the positional coordinates of the forward vehicle detected by the forward vehicle detection means, based on the pitch angle and a control means configured to control the illumination range of the automotive headlamp, based on the positional coordinates corrected by the correction means, characterized in that the pitch angle detection means (302, 316) includes: an inclination angle sensor configured to detect an inclination of the vehicle, wherein the inclination of the vehicle comprises the inclination of the vehicle relative to a horizontal plane; an inclination information acquiring means configured to acquire inclination information on a road surface on which the vehicle is positioned, wherein the inclination information comprises the inclination of the road surface relative to the horizontal plane; and an inclination angle sensor configured to detect an inclination of the vehicle, wherein the inclination of the vehicle comprises the inclination of the vehicle relative to a horizontal plane; an inclination information acquiring means configured to acquire inclination information on a road surface on which the vehicle is positioned, wherein the inclination information comprises the inclination of the road surface relative to the horizontal plane; and a pitch angle calculating means configured to calculate the pitch angle of the vehicle by subtracting the inclination of the road surface from the inclination of the vehicle and characterized in that the correction means is further configured to correct the positional coordinates based on the aberration correction factor.