Patent ID: 7969383

Claim:
An information system, comprising: a signal input unit configured and adapted for use in a vehicle to determine a distance between said signal input unit and an object in front of said vehicle and outputting an output signal indicative of said distance; an information unit configured and adapted to receive said output signal and to output an image signal representative of an image based on said output signal; a scanning projection unit configured and adapted to receive said image signal and to visibly project said image to a vehicle driver; an optical signal capturing unit configured and adapted to capture optical signals from a field of view of said vehicle driver without capturing a retinal reflex image; and a gaze direction determining subsystem that determines a line of sight of said vehicle driver and provides corresponding line of sight information to said vehicle; wherein said information unit is configured and adapted to alter said image signal such that a brightness of said image projected by said scanning projection unit is adjusted based on a brightness of said captured optical signals.