QPcard Replacement Color Cards (2 Pack) for Colorkit 1
The QPcard 201 is used with the software in QPcolorkit 1. The QPcard 201 is a 5-1/2" x 1-5/8" (142mm x 40mm) cardboard card with 30 color, gray, black & white patches.
Four of these, in the corners, are standard 18% gray tone to help the software check the evenness of the incoming light. There are five gray shades between black and white, and 20 different colors.
These replacement QP 201 color swatches for the QP ColorKit give the software a specific color reference by which to automatically balance your digital shots.