Specific shutter speeds ([tv] mode), Specific aperture values ([av] mode), Shooting long exposures – Canon PowerShot SX170 IS User Manual
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Cover
Before Use
Common Camera
Operations
Advanced Guide
Camera Basics
Auto Mode
Other Shooting
Modes
P Mode
Playback Mode
Setting Menu
Accessories
Appendix
Index
Basic Guide
Tv, Av, and M
Mode
Still Images
Specific Shutter Speeds ([Tv] Mode)
Set your preferred shutter speed before shooting as follows. The camera
automatically adjusts the aperture value to suit your shutter speed.
For details on available shutter speeds, see “Shutter Speed” (
1
Enter [
M] mode.
z
z
Set the mode dial to [
M].
2
Set the shutter speed.
z
z
Turn the <
5> dial to set the shutter
speed.
•
With shutter speeds of 1.3 seconds or slower, there will be a delay
before you can shoot again, as images are processed to remove
noise.
•
When shooting at low shutter speeds on a tripod, you should set [IS
Mode] to [Off] (
).
•
Maximum shutter speed with the flash is 1/2000 second. If you
specify a faster speed, the camera will automatically reset the speed
to 1/2000 second before shooting.
•
Orange display of aperture values when you press the shutter
button halfway indicates that the settings deviate from standard
exposure. Adjust the shutter speed until the aperture value is
displayed in white, or use safety shift (
•
[
M]: Time value
Still Images
Specific Aperture Values ([Av] Mode)
Set your preferred aperture value before shooting as follows. The camera
automatically adjusts the shutter speed to suit your aperture value.
For details on available aperture values, see “Aperture” (
1
Enter [
B] mode.
z
z
Set the mode dial to [
B].
2
Set the aperture value.
z
z
Turn the <
5> dial to set the aperture
value.
•
Orange display of shutter speeds when you press the shutter button
halfway indicates that the settings deviate from standard exposure.
Adjust the aperture value until the shutter speed is displayed in
white, or use safety shift (see below).
•
[
B]: Aperture value (size of the opening made by the iris in the lens)
•
To avoid exposure problems in [
M] and [B] modes, you can have the
camera automatically adjust the shutter speed or aperture value, even when
standard exposure cannot otherwise be obtained. Press the <
n> button
and set [Safety Shift] on the [
).
However, safety shift is disabled when the flash fires.