Patent ID: 9000948
Filing Date: 2015-04-07
Classification: G02B,G08G

Abstract:
1. A traffic lamp comprising: a white light source; a first color adjusting unit and a second color adjusting unit rotatable relative to the white light source, each of the first color adjusting unit and the second color adjusting unit comprising a reflector and a color filter mounted on the reflector, the color filter of the first color adjusting unit having a color different from that of the color filter of the second color adjusting unit; and a panel; wherein the first color adjusting unit is rotatable relative to the white light source between a first position where light emitted from the white light source is filtered to change color and reflected to project on the panel by the first color adjusting unit, and a second position where light emitted from the white light source is filtered to change color and reflected away from the panel by the first color adjusting unit; and wherein the second color adjusting unit is rotatable relative to the white light source between a first orientation where light emitted from the white light source is filtered to change color and reflected to project on the panel by the second color adjusting unit, and a second orientation where light emitted from the white light source is filtered to change color and reflected away from the panel by the second color adjusting unit.