Patent ID: 7055964
Filing Date: 2006-06-06
Classification: H04N

Abstract:
1. A stage lighting apparatus comprising an image projection lighting device comprising: a base housing in which is located an electrical component; a yoke; a communications port; a processor; a memory; a lamp housing; wherein the lamp housing can be remotely positioned in relation to the base; wherein the following is located within the lamp housing: wherein the communications port receives operational commands and image data, wherein the image data is stored in the memory as first image data, wherein the first image data has a first image coloration and a first black level; wherein the communications port receives a black level command specifying an offset; wherein the processor acts on the black level command to apply the offset to the first image data to create second image data, wherein the second image data has a second image coloration and a second black level; wherein the first image coloration of the first image data is substantially the same as the second image coloration of the second image data, and the first black level of the first image data is substantially different from the second black level of the second image data; and wherein the second image data is used in conjunction with the first light valve to form a projected image.