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 shoot are always too dark or too bright, blue or yellow, then use this. Using the latest double-sided design, the middle of the 18 degrees gray card with..
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 shoot are always too dark or too bright, blue or yellow, then use this. Using the latest double-sided design, the middle of the 18 degrees gray card with..
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 shoot are always too dark or too bright, blue or yellow, then use this. Using the latest double-sided design, the middle of the 18 degrees gray card with..