Datacolor SpyderCHECKR Color Chart and Calibration Tool
The SpyderCHECKR Color Chart and Calibration Tool for Digital Cameras from Datacolor is a color target for use with digital cameras. It features 48 swatches, including various shades of gray and skintones. The chart opens to 12.25 x 9.125″, and when folded closed is 6.75 x 9.125″. You can use the swatches to perform a custom white balance on your camera, ensuring that your camera settings correctly match the lighting conditions in which you are shooting.