Canon PIXMA MG6821 User Manual - Page 731

Brightness Adjust the image brightness. Move (Slider) under Brightness to the left to darken and right to brighten the image. You can also enter a value (-127 to 127). Darkened Original image Brightened Note • Highlights may be lost if you brighten the image too much, and shadows may be lost if you darken the image too much. Contrast "Contrast" is the degree of difference between the brighter and darker parts of an image. Increasing contrast will increase the difference, thus sharpening the image. Decreasing contrast will decrease the difference, thus softening the image. Move (Slider) under Contrast to the left to decrease and right to increase the contrast of the image. You can also enter a value (-127 to 127). Decreased contrast Original image Increased contrast Note • Increasing the contrast is effective in adding a three-dimensional feel to soft images. However, shadows and highlights may be lost if you increase the contrast too much. 731