Ress The <O_/_> Button - Canon EOS-1DS MARK III Instruction Manual

Custom Function Settings
@NormaIly, this adjustment is not required. Do this adjustment
onJy if necessary. Note that doing this adjustment may
prevent correct focusing from being achieved.
You can make fine adjustments of the AF's
point of focus. It can be adjusted in +-20 steps
(< Forward / +: Backward).
The adjustment amount of one step varies
depending on the maximum aperture of the
lens. Adjust, shoot, and check the focus.
Repeat to adjust the AF's point of focus.
With setting 1 or 2 selected, press the <INFOo> button to view the register
screen. To cancel all the registered adjustments, press the <@> button.
0: Disable
1 : Adjust alJ by same amount
The same adjustment amount is appEied to
alf lenses.
2: Adjust by mens
An adjustment can be set individually for
any particular lens. Adjustments for up to
20 lenses can be registered in the camera.
When a lens whose focus adjustment has
been registered is attached to the camera,
its point of focus will be shifted accordingly.
Bfadjustments for 20 lenses have already
been registered and you want to register an adjustment for another lens,
select a lens whose adjustment can be overwritten or deleted.
® When you adjust, snoot, and check the tocus to make [ne aajustmen[, se[[ne
mage size to JPEG Large and the JPEG quality (compression) to 8 or higher.
cp It is Des[ [o make the adjustment at the actual place _o De pno-[ograpnee.
This dill make the aoj Js[men[ more precise.
W in setting 2. if an extender is used. the adjustment will be registered
for the lens anu extender comDmauon.
With settings 1 and 2, you can check the adjustment amoun[ on me
camera settings screen (p.186). Also, when you display the _mage's
shooting information (p.117), you can see the aajus-[men[ ameun[.
The registeredAF microad]ustmen[s w_Jl ee retained even if you usethe Custom
Function to clear all settings (p.156). However. the setting itself will be [0: Disable]
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