US Patent 7097316 Display unit for vehicle

A display for a vehicle, including a light source, an optical device to guide light from the light source and form the light from the light source into a light pointer, a head portion disposed above a meter surface to project the light pointer formed by the optical device on the meter surface from above of the meter surface, a driving device to rotate the head portion, and a height adjusting mechanism to adjust a height of the head portion to the meter surface to be capable of changing a length of the light pointer while projecting the light pointer.