Owners Manual
Page 106
... in terms of the number of pixels. How to Use the Histogram A histogram is a graph that is too far to the right may result in "black out" of the dark areas of pixels, while the horizontal axis indicates lightness. The vertical axis indicates the number of an image. If the histogram... is dark. For snapshots, you can even display individual histograms for some reason, you can use EV shift to move it left or right in "white out" of the light areas of an image.
... in terms of the number of pixels. How to Use the Histogram A histogram is a graph that is too far to the right may result in "black out" of the dark areas of pixels, while the horizontal axis indicates lightness. The vertical axis indicates the number of an image. If the histogram... is dark. For snapshots, you can even display individual histograms for some reason, you can use EV shift to move it left or right in "white out" of the light areas of an image.