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PhaseOne 645DF User Manual

PhaseOne 645DF
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91
9.7 Bulb Mode & Long Exposure
To make an exposure longer than 30 seconds, adjust the shutter speed
to “B (bulb). In order to prevent camera shake, use the RE401 or RS402
electromagnetic shutter release and tripod.
1. Turn the exposure mode dial to M (manual mode).
2. Turn the front dial to select ‘bulb’, then turn the rear dial to set the aperture.
3. Determine the composition, focus and then take the picture. The shutter
remains open as long as the shutter release button is pressed.
Setting Long Exposures
When photographing under normal conditions, the shutter speed can be
adjusted for longer exposures.
Turn the front dial for shooting time settings. New time settings include 1,
bulb, tine(Time), 2, 4, 8, 15, 30, 60.
9.8 Camera Display Light
Press the backlight button[A] to illuminate the top display to see it at night
or in dark places.
The backlight will go on for approximately 20 seconds and turn o unless it
is pressed again.
The backlight will be lit for approximately another 10 seconds when
operating the camera.
NOTICE:
When releasing the shutter, or pressing the
backlight button [A]
while the backlight is on, the backlight will
go OFF.
Choose the time of display light. C-03
Sleeptimer [HOLd]
NOTICE:
As the camera is electronically controlled
even during exposures, it is recommended
to replace batteries before bulb exposure.
P
Av
Tv
M
X
CF
C1
C2
C3
P
Av
Tv
M
X
CF
C1
C2
C3
A
T
v
Av
X
M
CF
P
C2
C3
C1
NOTICE:
Using “tIME” (Time) setting, the shutter will
open and close according to the number of
times you press it.
“tIME” (Time) photography is electronically
controlled so it is possible that the batteries
will drain quickly. In the case, please replace
the batteries with new ones.

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PhaseOne 645DF Specifications

General IconGeneral
Camera TypeMedium Format DSLR
AutofocusYes
Shutter TypeFocal Plane Shutter
StorageDepends on digital back
Lens MountMamiya 645 AF mount
Shutter Speed Range1/4000 to 1 hour
ISO RangeDepends on digital back
Flash Sync Speed1/125 sec
MeteringTTL metering
Sensor TypeCCD/CMOS (depending on back)
Sensor SizeDepends on digital back
ResolutionDepends on digital back
LCD ScreenDepends on digital back
Weight870 g (body only)

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