Buy from Amazon.com : http://fave.co/1x0qfKn
DGK Color Tools DKC-PRO Multifunction Color Chart with White Balance and Exposure Tools
Product Description :
Multiple neutral gray targets for performing white balance in all lighting conditions
Large calibrated 18 gray patch and 6-step gray scale for performing exposure setting
18 scientifically prepared color targets for performing color correction in cameras displays and printers - includes software for creating custom color profiles using Adobe Camera Raw CS2 or higher
