The product one side is gray, the other side is white, one for accurate exposure, while the other for setting the white balance, if the photos you are too dark or too bright, blue or yellow, then use this. ng the latest -sided design, the middle of the 18 degrees gray card with a secondary focus-scale, the other side is pure white,which is the b-est way to tune the white balance color of photography.
Specifications:
Color: gray+white
Size: 300 * 300mm / 11.8 * 11.8in
Material: cloth
Package size: 320 * 320 * 10mm / 12.6 * 12.6 * 0.4in
Package weight: 85g / 3.0ounce
Packing List:
1 * Focus-Board