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Acquire reference data for the Image Dust Off option in Capture NX 2 (available
separately; for more information, see the Capture NX 2 manual).
Image Dust off ref photo is available only when a CPU lens is mounted on the
camera.
A lens with a focal length of at least 50 mm is recommended.
When using a
zoom lens, zoom all the way in.
1 Choose a start option.
Highlight one of the following options and press
J.
To exit without acquiring image dust off
data, press G.
• Start: The message shown at right will be
displayed and “rEF” will appear in the
viewfinder.
• Clean sensor and then start: Select this option to
clean the image sensor before starting.
The
message shown at right will be displayed and
“rEF” will appear in the viewfinder when
cleaning is complete.
2 Frame a featureless white object in the viewfinder.
With the lens about ten centimeters (four inches) from a well-lit, featureless
white object, frame the object so that it fills the viewfinder and then press the
shutter-release button halfway.
In autofocus mode, focus will automatically be set to infinity; in manual focus
mode, set focus to infinity manually.
3 Acquire Image Dust Off reference data.
Press the shutter-release button the rest of the way down to acquire Image Dust
Off reference data.
The monitor turns off when the shutter-release button is
pressed.
Note that noise reduction will be performed if the subject is poorly lit,
increasing recording times.
Image Dust Off Ref Photo
G button ➜ B setup menu
D Image Sensor Cleaning
Image Dust Off reference data recorded before image sensor cleaning is performed
can not be used with photographs taken after image sensor cleaning is performed.
Select Clean sensor and then start only if the Image Dust Off reference data will not
be used with existing photographs.