Nikon D300 User Manual page 151

industry-standard format that will fully contain all image
color information from a RAW file.
It's important that you learn to use your camera's histogram
so that you can visually examine the various RGB channels at
a glance.
We'll discuss the histogram in an upcoming chapter titled
Chapter 9. In the meantime, please look at Figure 3-16,
which shows the histogram screen on your camera and its
RGB channels.
Figure 3-16. Histogram screen
We talked about this screen in the chapter titled Chapter 2.
However, I wanted to tie this in here to help you understand
channels better. The histogram tells the color amount and
brightness for each of the RGB channels.
In Figure 3-16, you'll see four small colored histogram
readings on the right side of the screen. The three on the
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