Reference Guide (PDF Edition)

A
Custom Settings: Fine-tuning camera settings
357
d4: Shutter type
G
button U
A
Custom Settings menu
Choose the type of shutter used for photographs.
Option Description
O
[A
uto]
The camera chooses the shutter type automatically
according to shutter speed. The electronic front-
curtain shutter is used to reduce blur caused by
camera shake at slow shutter speeds.
P
[Mechanical
shutter]
The camera uses the mechanical shutter for all
photos.
x
[Electronic front-
curtain shutter]
The camera uses the electronic front-curtain shutter
for all photos.
D “Mechanical shutter”
[Mechanical shutter] is not available with some lenses.
D The electronic front-curtain shutter
The fastest shutter speed available when [Electronic front-curtain shutter]
is selected is 1/2000 s.
d5: Extended shutter speeds (M)
G
button U
A
Custom Settings menu
If you select [O
n], you can extend the shutter speed when shooting in
mode M up to 900 seconds (15 minutes). This is useful when you want to
shoot with the shutter open for extended periods, such as for
astronomical photography.
･ To use extended shutter speeds, choose [On] and select a shutter
speed of 60 s or slower. When shooting starts, the control panel
switches to indicate that the shutter is open.