C.fn i: exposure, C.fn i -1 exposure level increments, Custom function settings – Canon EOS-1D Mark IV User Manual

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Custom Function Settings

Custom Functions are organized in four groups based on the function

type: C.Fn I; Exposure, C.Fn II: Image/Flash exp (exposure)/Disp

(Display), C.Fn III: Autofocus/Drive, and C.Fn IV: Operation/Others.

o Note that some Custom Function numbers differ from the

EOS-1 D Mark Ill’s Custom Functions.

C.Fn I: Exposure

C.Fn I -1 Exposure level increments

0: 1/3-stop set 1/3-stop compensation

1: 1-stop set 1/3-stop compensation

Sets full-stop increments for the shutter speed and aperture.

2: 1/2-stopset 1/2-stop compensation

Sets 1/2-stop increments for the shutter speed, aperture, and exposure

compensation,

Q If 2 is set, the viewfinder and the top LCD panel display for 1/2-stop

increments will change as follows: “ ■ ” ^ ".

C.Fn 1 -2

ISO speed setting increments

1/3-stop

1:1 -stop

C.Fn 1 -3

Set ISO speed range

Disable;

The settable ISO speed range will be 100 - 12800.

Enable:

The settable ISO speed will range from the highest ISO speed

to the lowest ISO speed set with

[Register].

Register:

The highest ISO speed can be registered within 100 to H3

(102400), and the lowest ISO speed can be registered within L

(50) to H2 (51200). After entering the settings, select

[Apply],

Q • If you want to set the ISO speed range expansion in the same way as

other EOS cameras, set the upper limit to

[HI], [H2],

[H3],

and the

lower limit to

[L],

• Even if C.Fn I -3 is set to L as the lower limit, L cannot be selected during

manual exposure movie shooting (ISO 50).

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