Canon EOS REBEL T8i Advanced User's Manual page 159

Shooting tips
Also set the self-timer to [
When you press the shutter button completely, the mirror locks up. The picture will be
then taken 10 sec. or 2 sec. later.
Shoot remotely.
Since you do not touch the camera when the picture is taken, remote control shooting
together with mirror lockup can further reduce the camera vibration blur (
With Wireless Remote Control BR-E1 (sold separately) set to the 2 sec. delay, press the
release button to lock up the mirror, and the picture will be taken 2 sec. after the mirror
lockup.
With Remote Switch RS-60E3 (sold separately), press the release button completely to
lock up the mirror, and press it completely again to take the picture.
Caution
Do not point the camera toward an intense light source, such as the sun or an
intense artificial light source. Doing so may damage the image sensor or the
camera's internal components.
In very bright light, such as at the beach or a ski slope on a sunny day, take the
picture promptly after mirror lockup is stabilized.
When shooting with mirror lockup, if you use both the self-timer and bulb
exposures, keep pressing the shutter button completely (for self-timer delay time +
bulb exposure time). No shot will be taken if you release the shutter button during
self-timer countdown, although a shutter-release sound will be played.
During mirror lockup, shooting function settings, menu operations, etc. are
disabled.
When you use flash, the red-eye reduction lamp will not light up.
Note
Even if you set the drive mode to [
the single shooting mode.
When [ : High ISO speed NR] is set to [Multi Shot Noise Reduction], four
consecutive shots will be taken for a single picture regardless of the [Mirror
lockup] setting.
If approx. 30 sec. elapse after the mirror has locked up, it will go back down
automatically. Pressing the shutter button completely locks up the mirror again.
When shooting with mirror lockup, using a tripod and Wireless Remote Control
BR-E1 (sold separately,
recommended.
] or [ ].
], [ ], or [
) or Remote Switch RS-60E3 (sold separately,
159
], the camera will still shoot in
).
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