Patent ID: 7233311

Claim:
A digital display apparatus for a vehicle, comprising: an optical engine including a light source; a reflection type digital light deflector that has a plurality of micro mirror elements arranged to be respectively tiltable, that digitally switches a tilt angle of each of the micro mirror elements between a first tilt angle and a second tilt angle to switch a reflection direction of light from the optical engine between a first reflection direction as an ON state and a second reflection direction as an OFF state; a light irradiation unit that irradiates an ON state light reflected from the reflection type digital light deflector on a road surface; and an information display unit that controls the reflection type digital light deflector, and that displays information using a contrast between the ON state light and the OFF state light reflected from the reflection type digital light deflector on the road surface via the light irradiation unit, the information is displayed in the OFF state within a main light distribution pattern displayed in the ON state on the road surface provided by the light irradiation unit; wherein the main light distribution pattern encloses the displayed information.