Canon VIXIA HFM30 Quick Manual page 127

Shutter Speed and Aperture Value Guidelines
mode A
1/2 1/4
Low-light situations
F1.8
More light
Shallow
Š
72
Video
XWith slower shutter speed you can add a nice
motion blur and sense of movement.
With faster shutter speeds you can "freeze the
action" for powerful images of moving
1/8 1/15 1/30
Most ordinary conditions
Indoor sports
XWith small aperture values only the subject is in
focus and the background is softly blurred. Great
for portraits or to isolate a single object.
With large aperture values every part of
the image is clearly in focus. Good
for landscapes and architectural
F2.0 F2.8
F2.4 F3.4
y Lens aperture A
y Depth of Field A
subjects.W
1/60 1/100 1/250
Fast moving subjects
or shooting from a
moving car or train
Outdoor sports on sunny days
shots.W
F4.0 F5.6
F4.8
y
mode
1/500 1/1000 1/2000
F8.0
F6.7
Less light
Deep