Exposure Program - Nikon D3000 Reference Manual

Exposure Program

The exposure program for programmed auto is shown in the following graph:
The maximum and minimum values for EV vary with ISO sensitivity; the above graph
assumes an ISO sensitivity of ISO 100 equivalent. When matrix metering is used,
1
values over 16
n
178
F (lens focal length) ≤ 55 mm
55 mm < F ≤ 135 mm
135 mm < F
/ EV are reduced to 16
3
Shutter speed
1
/ EV.
3