B3: Center-Weighted Area; B4: Fine-Tune Optimal Exposure - Nikon Z 6II Reference Manual

b3: Center-Weighted Area

When [Center-weighted metering] is selected, the camera
assigns the greatest weight to an area in the center of the
shooting display when setting exposure. Custom Setting b3
[Center-weighted area] is used to choose the size of the area
given the greatest weight when [Center-weighted metering]
is selected.

b4: Fine-Tune Optimal Exposure

Use this option to fine-tune the exposure
value selected by the camera; exposure
can be fine-tuned separately for each
metering method. Exposure can be
adjusted up for brighter exposures or
down for darker exposures in the range
+1 to –1 EV in steps of
D
Fine-Tuning Exposure
Regardless of the option selected for Custom Setting b4 [Fine-tune
optimal exposure], the exposure compensation icon ( E ) will not be
displayed. The only way to determine how much exposure has been
altered is to view the amount in the fine-tuning menu for Custom Setting
b4.
G button U A Custom Settings menu
G button U A Custom Settings menu
1
/ EV. The default is 0.
6
A Custom Settings: Fine-Tuning Camera Settings
393