Nikon D90 User Manual page 283

~osure
Program
The exposure program for programmed auto is shown in the following graph:
- F (lens foeallength) :::; 55
mm
--55mm <F:::; 135mm
-135mm<F
¢"
F1
F11
F16
F22
F32
30" 15" 8" 4" 2" 1" 2 4 8 15 30 60 125 250 500 10002000 4000 8000
Shutter speed
The maximum and minimum values for EV vary with ISO sensitivity; the above graph
assumes an ISO sensitivity of ISO 200 equivalent. When matrix metering is used,
values over 17'13 EVare reduced to 17'13 EV.
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