If you use AE lock to register a shadow reading of your subject and then change the scene composition to read a highlight area (or vice versa), you can then use exposure compensation to adjust the exposure level based on the brightness range of the scene. (Refer to the section on “Exposure Compensation” later in this chapter.
Custom Function F-4
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This custom function lets you lock the exposure with the Shutter button instead of the AE Lock button (✳). Pressing the AE Lock button activates autofocusing.
When using
When using