Canon PowerShot A630 User Manual page 46

The aperture value and shutter speed change according to
the zoom state as follows.
Maximum
Wide Angle
Maximum
Telephoto
*1 In
*2 In
The fastest shutter speed for flash synchronization is 1/500
second. The camera automatically resets the shutter speed
to 1/500 second if a faster speed is selected.
Shutter Speed Display
The following shutter speeds can be set. 1/160 indicates
1/160 second. Also, 0"3 indicates 0.3 second and 2"
indicates 2 seconds.
15" 13" 10" 8" 6" 5" 4" 3"2 2"5 2" 1"6 1"3 1" 0"8 0"6 0"5 0"4
0"3 1/4 1/5 1/6 1/8 1/10 1/13 1/15 1/20 1/25 1/30 1/40 1/50
1/60 1/80 1/100 1/125 1/160 1/200 1/250 1/320 1/400 1/500
1/640 1/800 1/1000 1/1250 1/1600 1/2000 1/2500
You can change the combinations of shutter speeds and
aperture values without altering the exposure (p. 53).
44
Aperture value Shutter Speed (seconds)
F2.8 – 3.2
F3.5 – 4.0
F4.5
F5.0 – 8.0*
F4.1 – 4.5
F5.0 – 6.3
F7.1 – 8.0*
mode, the maximum wide angle aperture may be set as
high as F11 in some shooting conditions.
mode, the maximum telephoto aperture may be set as
high as F16 in some shooting conditions.
15 – 1/1250
15 – 1/1600
15 – 1/2000
1
15 – 1/2500
15 – 1/1250
15 – 1/1600
2
15 – 1/2500