This is one of over 4598 effects generated by Filter Forge, a Photoshop plugin that allows you to create your own filters.
To open this filter, you must have Filter Forge 2.0 or higher installed on your computer. If you don't have it installed yet, click here to download Filter Forge
this filter gives you control over the levels of each channel (red, green, blue) individually, with the ability to adjust the levels, hue, saturation and lunimance of the overal image both prior to and after modification of the channels
channel, red, green, blue, hue, saturation, luminance, levels, primary color correction