Patent ID: 7264386
Filing Date: 2007-09-04
Classification: B60Q

Abstract:
1. A method of adjusting visibility for vehicle by which forward visibility of a driver is adjusted, comprising the processes of: disposing a virtual parting line at a lower end of a windshield, the parting line having an apex and left and right ridgelines, the apex being located between a position opposed to a driver and a vehicle center position and being deviated from the opposed position, the left and right ridgelines uniformly inclining downward from the apex toward opposite sides in a vehicle-width direction; and controlling an illumination property of headlights of the vehicle so that light quantity or color temperature in a belt-like region on a road surface is different from those in other illuminated regions, the belt-like region including a virtual line segment on the road surface that is composed of a set of points at which a line connecting a driver's viewpoint with a point on the parting line intersects with the road surface in front of the vehicle.