Canon EOS 90D, Инструкция по эксплуатации

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119
Long (Bulb) Exposures
In this mode, the shutter stays open as long as you hold down the shutter
button completely, and closes when you let go of the shutter button. Use
bulb exposures for night scenes, fi reworks, the heavens, and other subjects
requiring long exposures.
1
Set the Mode dial to <
F
>.
2
Set the desired aperture.

Set with the <
6
> or <
5
> dial.
3
Take the picture.

The exposure will continue for as long
as you keep the shutter button pressed
completely.

The elapsed exposure time will be
displayed on the LCD panel.
o
Do not point the camera toward an intense light source, such as the sun or an
intense artifi cial light source. Doing so may damage the image sensor or the
camera’s internal components.
o
Long bulb exposures produce more noise in the image than usual.
o
If ISO Auto is set, ISO 400 will be set (
=
614).
o
Keep pressing the shutter button completely after you start shooting a bulb
exposure with the self-timer, until shooting is fi nished. No shot will be taken if
you release the shutter button during self-timer countdown, although a
shutter-release sound will be played.