Bulb Exposures - Canon EOS 1D Instructions Manual

Bulb Exposures

When bulb is set, the shutter is open during the time you keep pressing the shutter button
completely. Bulb is useful when a long exposure is necessary for capturing night scenes,
fireworks, the night sky, etc.
Minutes Seconds
If the exposure is 1 sec. or longer, the resulting image may look somewhat grainy or
rough due to picture noise.
•
Picture noise may appear in bulb exposures. Use the noise reduction feature to
suppress the noise. (→p.129)
•
With a fully charged battery, a single bulb exposure can last as long as about 1.5
hours.
By connecting Remote Switch RS-80N3 or Timer Remote Controller TC-80N3 (both
optional) to the camera's remote control terminal, you need not keep pressing the
shutter button with your finger during bulb exposures.
102
While pressing the <
1
the <
Then release the <
Set the <
2
the <
desired aperture.
Hours
Start the bulb exposure.
3
s The elapsed exposure time will be displayed on the
LCD panel.
•
The bulb exposure will continue while you keep
pressing the shutter button fully.
> dial until "
> button.
> switch to <
> (or < >) dial to set the
> button, turn
" is displayed.
>, then turn