Pentax 19541, Operating Manual

Page: 99 / 268

97
Sho
o
ting
Func
tion
s
4
This mode is useful for the long exposures required for shooting night
scenes and fireworks.
The shutter remains open as long as the shutter release button is kept
pressed.
1
Set the mode dial to
p
.
Using the
p
(Bulb) Mode
EV compensation, Continuous shooting and Exposure Bracket are not
available in
p
(Bulb) mode.
• Turn the e-dial to adjust the aperture value.
• Set the aperture value in increments of 1/2 EV or 1/3 EV. Set in [1. EV Steps]
in the [
A
Custom Setting] menu. (p.101)
• The Shake Reduction function is automatically turned off when exposure
mode is set to
p
(Bulb) mode.
• Use a sturdy tripod and the cable switch CS-205 (optional) to prevent camera
shake when using
p
(Bulb) mode. Connect the cable switch to the cable
switch terminal (p.17).
• Bulb shooting is available when using the remote control shooting mode
(p.120). The shutter remains open as long as the shutter release button of
the optional remote control is held down.
• Noise reduction is a process to reduce noise (image roughness or
unevenness) caused by slow shutter speed. Set in [10. Slow Shutter Speed
NR] in the [
A
Custom Setting] menu. (p.85)
• When the sensitivity is set to [AUTO] and exposure mode is set to
p
(Bulb)
mode, the sensitivity is set to a value equivalent to ISO 100 if the Dynamic
Range is set to [Off] and ISO 200 if set to [On].