Highlight Tone Priority - Canon EOS 70D Instruction Manual

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Highlight Tone PriorityN
You can minimize overexposed highlight areas.
With [Enable], the Auto Lighting Optimizer (p.140) is automatically set to
[Disable] and the setting cannot be changed. When [Highlight tone
priority] is set to [Disable], the Auto Lighting Optimizer will revert to its
original setting.
With [Enable], image noise (graininess and banding, etc.) may increase
slightly more than with [Disable].
With [Enable], the settable range will be ISO 200 - ISO 12800 (up to ISO
6400 for movies). Also, the <A> icon will be displayed in the viewfinder
and on the LCD panel when highlight tone priority is enabled.
1 Select [Highlight tone priority].
Under the [z4] tab, select
[Highlight tone priority], then press
<0>.
2
Select [Enable].
Select [Enable], then press <0>.
Highlight details are improved. The
dynamic range is expanded from the
standard 18% gray to bright
highlights. The gradation between the
grays and highlights becomes
smoother.
3 Take the picture.
The image will be recorded with
highlight tone priority applied.
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