Canon 1dx Owners Manual

101
3 Customizing AF Functions
The AF points and grid  in the viewfinder can be illumina ted in red when focus is achieved.
AUTO: Auto
The AF points and grid are automatically 
illuminated in red under low light.
ON: Enable
The AF points and grid are illuminated in 
red regardless of the ambient light level.
OFF: Disable
The AF points and grid are not 
illuminated in red.
The AF status indicator indicating th at AF is operating can be displayed 
in the viewfinder’s field of view  or outside the field of...

102
Fine adjustment of the AF’s point of focus is possible for viewfinder 
shooting and in Live View shooting’s [ Quick mode]. This is called “AF 
Microadjustment”. Before making the adjustment, read “Notes for AF\
 
Microadjustment” on page 107.
Normally, this adjustment is not required. Do this adjustment 
only if necessary. Note that performing AF Microadjustment 
may prevent correct focusing from being achieved.
Set the adjustment value manually by  adjusting, shooting, and checking 
the result....

103
3 Fine Adjustment of AF’s Point of Focus
4Make the adjustment.
 Turn the < 5> dial to make the 
adjustment. The adjustable range is 
±20 steps.
  Setting it toward “–: ” will shift the 
point of focus in front of the standard 
point of focus.
  Setting it toward “+: ” will shift the 
point of focus to the rear of the 
standard point of focus.
  After making the adjustment, press 
.
  Turn the < 5> dial to select [ All by 
same amount ], then press . 
The menu will reappear.
5Check the result of the...

3 Fine Adjustment of AF’s Point of Focus
104
You can perform AF Microadjustmen t for each lens and register the 
adjustment in the camera. You can r egister the adjustment for up to 40 
lenses. When you autofocus with  a lens whose adjustment has been 
registered, the point of focus will always be shifted by the adjustment 
amount
.Set the adjustment manually by adjus ting, shooting, and checking the 
result. Repeat this until  the desired adjustment is  made. If you use a zoom 
lens, make the adjustment...

105
3 Fine Adjustment of AF’s Point of Focus
Enter the serial number.
 Turn the < 5> dial to select the digit, 
then press < 0> to display < r>.
  Turn the < 5> dial to enter the 
number, then press < 0>.
  After entering all the digits, turn the 
 dial to select [ OK], then press 
< 0 >.
About the Lens Serial Number
  In step 3, if “ * ” appears in fr ont of the 10-digit lens serial 
number, you cannot register several copies of the same lens 
model. Even if you enter the serial number, “ * ” will...

3 Fine Adjustment of AF’s Point of Focus
106
4Make the adjustment.
 For a zoom lens, turn the  dial and 
select the wide-angle (W) or telephoto 
(T) end. Press  to turn off the 
purple frame and make the adjustment.
  Turn the < 5> dial to adjust as 
desired, then press . The 
adjustable range is ±20 steps.
  Adjusting toward “–: ” will shift the 
point of focus in front of the standard 
point of focus.
  Adjusting toward “+: ” will shift the 
point of focus to the rear of the 
standard point of focus....

107
3 Fine Adjustment of AF’s Point of Focus
When [  Clear all ] appears at the bottom of the screen, pressing the 
< L > button will clear all the  adjustment data set for [All by same 
amount ] and [Adjust by lens ].
Notes for AF Microadjustment
Clearing All AF Microadjustment data
 The AF’s point of focus will vary  slightly depending on the subject 
conditions, brightness, zoom positi on, and other shooting conditions. 
Therefore, even if you perform AF Microadjustment, focus may still not 
be...

108
Autofocus can fail to achieve focus (the viewfinder’s focus confirmation 
light < o> blinks) with certain subjects such as the following:
Subjects difficult to focus
  Very low-contrast subjects
(Example: Blue sky, solid-color walls, etc.)
  Subjects in very low light
  Extremely backlit or reflective subjects
(Example: Car with a highly reflective body, etc.)
  Near and far subjects covered by an AF point 
(Example: Animal in a cage, etc.)
  Repetitive patterns
(Example: Skyscraper windows,...

109
When Autofocus Fails
1Set the lens focus mode switch to 
.
2Focus the subject.
 Focus by turning the lens focusing 
ring until the subject looks sharp in 
the viewfinder.
MF: Manual Focusing
Focusing ring
 If you press the shutter  button halfway while focu sing manually, the focus 
confirmation light < o> will light up when  focus is achieved.
  With 61-point automa tic selection, when the center AF point achieves 
focus, the focus confirmation light < o> will light up.
COPY  

110
Single and continuous shooting drive modes are provided.
1Press the  button. (9 )
2Select the drive mode.
 While looking at the top LCD panel, 
turn the < 5> dial.
u : Single shooting
When you press the shutter button  completely, only one shot will 
be taken.
o : High-speed continuous shooting  (Max. approx. 12 shots/sec.)
p : Low-speed continuous shooting  (Max. approx. 3 shots/sec.)
While you hold down the shutter bu tton completely, shots will be 
taken continuously.
k : 10-sec. self-timer
l :...