Patent ID: 8104894
Filing Date: 2012-01-31
Classification: B60Q,G03B

Abstract:
1. A visible laser beam projection system for a vehicle, said system comprising: an instrument panel mounted in a compartment of the vehicle; a laser beam projector mounted in the vehicle to project a visible laser beam onto the instrument panel; a first surface portion provided on the instrument panel and having a first diffuse reflectivity at a projection wavelength of the visible laser beam projected by the laser beam projector; and a plurality of separated second surface portions provided on the instrument panel and having a second diffuse reflectivity larger than the first diffuse reflectivity at the projection wavelength, wherein the laser beam projector controllably projects the visible laser beam onto at least one of the second surface portions, the separated second surface portions are surrounded by the first surface portion, and the laser beam projector controls a direction of projection of the visible laser beam to project the visible laser beam onto at least one specific portion among the plurality of separate second surface portions.