| 20110273671 | Projector for Casting Light on the Ground beside a Vehicle - A projector includes a projection unit located in a shell provided on a vehicle. The projection unit includes a light, a screen, a convex-convex lens and a plane-convex lens. The screen is located in front of the light. The convex-convex lens is located in front of and separated from the screen. The plane-convex lens is located in front of and separated from the convex-convex lens. The light casts light onto the ground in an area beside the vehicle through the screen so that a sign is shown on the ground. | 11-10-2011 |
