Specifically designed to meet the needs of digital photographers, the Digital ColorChecker SG target includes the highest quality color reference standards available. Each of the 140 patches was chosen for its location in color space to expand the color gamut, so you can create profiles that capture the full capabilities of your digital camera and scanner. The ColorChecker Digital SG target includes the colors from the standard ColorChecker target, many of which represent natural objects, such as human skint tone, foliage and a blue sky. Additional skin-tone reference colors deliver greater accurary and consistency over a wide variety of skin tones, and a gray scale steps provide accurate control of camera balance to maintain a neutral aspect, regardless of light source. Digital ColorChecker SG can also beused to create a white balance with your digital camera to gurantee precise, uniform neutral white under any lighting condition.