Canon MARK IV User Manual (en)

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104
You can select one of four methods to measure the subject brightness.
1
Press the <Q> button. 
(9)
2
Select the metering mode.
 
While looking at the top LCD panel, 
turn the <6> dial.
q
: Evaluative metering
w
: Partial metering
r
: Spot metering
e
: Center-weighted average metering
q
 Evaluative metering
This is a general-purpose metering mode suited 
even for backlit subjects. The camera sets the 
exposure automatically to suit the scene.
w
 Partial metering
Effective when the background is much brighter than the 
subject due to backlighting, etc. The metering is weighted at 
the center covering approx. 13.5% of the viewfinder area.
r
 Spot metering
This is for metering a specific spot of the subject or 
scene. The metering is weighted at the center 
covering approx. 3.8% of the viewfinder area.
e
 Center-weighted average metering
The metering is weighted at the center and then 
averaged for the entire scene.
q
 Selecting the Metering Mode
When [8C.Fn I -7: Spot meter. link to AF point] is set to [1: Enable (use 
active AF point)
] (p.210), spot metering can be linked to the AF points.
COP
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