Your Camera’s Histogram
If you read through pages 60 and 61, you’ve seen the value that a histogram display can offer for making exposure adjustments.
Many mid-range and all high-end cameras can display a histogram, too, which you can use to adjust exposure settings before you take a photo.
With your camera in one of its manual-exposure modes, activate the histogram display. Then adjust your exposure settings—shutter speed, ISO speed, and aperture—so that the histogram’s data is as far to the right-hand side of the graph as possible without introducing white clipping. (Remember, white clipping means lost highlight detail.)
Photography gurus call this technique exposing to the right, and it ensures that you’re getting as much image data as your ...
Get iPhoto ’11: The Macintosh iLife Guide to using iPhoto with OS X Lion and iCloud now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
