Metering Method - Nikon D300 User Manual

b5: Center-Weighted Area
When calculating exposure, center- Option
weighted metering assigns the greatest (.)6 _ 6 mm
weighttoacircleinthecenteroftheframe. (.)8 _ 8mm(default)
The diameter (d_)of this circle can be set to (.)10 _ 10 mm
6,8,10, or13mmortotheaverageofthe (.)13 _13mm
entire frame. (.)AvgAverage
Note that the diameter is fixed at 8 mm when a non-CPU lens is
used, regardless of the setting selected for [Non-CPU lens data] in
the setup menu (pg. 196).
b6: 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 by from +I to -I EV in steps of I/6 EV.
1
Select Custom Setting b6.
Highlight Custom Setting b6
([Fine tune optimal exposure])
and press I_.
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