V1.02
Thom Hogan’s Complete Guide to the Nikon D300
Page 275
S
Shutter-preferred exposure mode
You control and choose the shutter speed (using the Rear
Command dial) and the D300 automatically picks the
correct aperture to create a properly exposed image. The
aperture chosen is incremented in 1/3 stops in this mode
with the default camera settings.
When you shoot sports
or other fast moving action, Shutter-priority exposure
mode gives you the ability to set an action-stopping
shutter speed and let the camera do the rest.
Professionals who shoot sports tend to use this exposure
mode.
M
Manual exposure mode
You control and choose both aperture (Front Command
dial) and shutter speed (Rear Command dial); the D300
advises you on exposure by activating an analog metering
bar in the viewfinder and top LCD showing what your
current choices would produce:
underexposure
correct exposure
overexposure
The number of bars indicate
how much
under or over
exposed the image may be (in the default settings, as
shown here, each bar is 1/3 of a stop, so the under and