X-Rite ColorChecker Classic Card
The standard size of the ColourChecker Classic has been an essential tool for image makers for more than 40 years. For more than 40 years, the ColourChecker Classic has delivered accurate and repeatable colour results in photography and filmmaking. At 8.1 x 11.375 in. (20.57 x 28.9 cm), it is the ideal size for setting perfect exposures, matching multiple cameras, setting accurate white balance, and eliminating colour shifts. It can be used in conjunction with the ColourChecker Camera calibration software to create the custom profile to save time in editing your photos.