Canon EOS-1D X Mark III DSLR Camera (Body Only) - Manual (Page 860)

Exposure
Function
○ ○ ○
Metering start
○ ○ ○ ○ ○ ○
AE lock
○
AE lock (while
button pressed)
○ ○ ○ ○ ○ ○
AE lock (hold)
○ ○
AE lock, AF stop
○ ○ ○ ○ ○
FE lock
○
Set ISO speed
○ Set ISO speed
(hold button, turn
)
○
Set ISO speed
( during meter)
○ Set ISO,
( during
met)
○ ○ ○ ○ ○ ○
Exposure
compensation
(hold button, turn
)
860