Canon EOS M Digital Camera User Manual


 
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3 Custom Function SettingsN
C.Fn II: Image
C.Fn-3 Highlight tone priority
0: Disable
1: Enable
Improves the highlight detail. The dynamic range is expanded from the
standard 18% gray to bright highlights. The gradation between the
grays and highlights becomes smoother.
With setting 1, the Auto Lighting Optimizer (p.159) is automatically set to
[Disable] and the setting cannot be changed.
With setting 1, noise (grainy image, banding, etc.) may become slightly
more pronounced than with setting 0.
With setting 1, the range that can be set will be ISO 200 - 12800 (up to ISO
6400 for movies).
Also, the <A> icon will be displayed on the LCD monitor when highlight
tone priority is enabled.
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