Patent ID: 7259746

Claim:
A display apparatus for an automotive vehicle, comprising: an image display section; a present position measuring section that measures a present position of the vehicle; a road map storing section that stores a road map data image; a superimpose processing section that superimposes a mark representing the present position of the vehicle on the road map data image to display the road map data image on which the mark is superimposed through the image display section; and display control section that rotates the road map data image displayed on an image screen of the image display section in accordance with a traveling direction of the vehicle and varies a display form of the displayed road map data image between a region of the road map data image which is near to a displayed position at which the vehicle is present and another region of the road map data image which is remote from the displayed position thereof when rotating the road map data image on the image screen displayed on the image display section, wherein the displayed road map data image within the region of the road map data image which is near to the displayed position at which the vehicle is present is clearer than the other region of the road map data image which is remote from the displayed position at which the vehicle is present, and the display apparatus further comprises a clearness adjusting section that adjusts the clearness of the displayed image in terms of at least one of image contrast, brightness, saturation, and focus.