Canon EOS 90D DSLR Camera with 18-135mm Lens - Manual (Page 120)

120
Long (Bulb) Exposures
o With [
z
: Long exp. noise reduction] , you can reduce the noise generated
during long exposures ( = 238).
o For bulb exposures, using a tripod and bulb timer is recommended. You can
also use mirror lockup ( = 263) in combination.
o You can shoot bulb exposures by using Remote Switch RS-60E3 (sold
separately, = 156).
o You can also use Remote Controller RC-6 (sold separately, = 155)
or Wireless Remote Control BR-E1 (sold separately, = 156) for bulb
exposures. When you press the remote controller’s release (transmit) button,
the bulb exposure will start immediately or 2 sec. later. Press the button again
to stop the bulb exposure.
Bulb Timer
M
Using the bulb timer eliminates the need to keep holding down the shutter
button during exposure.
1 Select [ z : Bulb timer].
2 Select [Enable].

Select [Enable] , then press the <
B
>
button.
3 Set the desired exposure time.

Select the hour, minute, or second.

Press <
0
> to display <
r
>.

Set the desired number, then press
<
0
>. (Returns to <
s
>.)