2With the lens 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.

3Press 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.

If the reference object is too bright or too dark, the camera may be unable to acquire Image Dust Off reference data and the message shown at right will be displayed. Choose another reference object and repeat the process from Step 1.

Image Dust Off

Dust off ref photo is available with CPU lenses only. A lens with a focal length of at least 50 mm is recommended. If using a zoom lens, zoom all the way in.

The same reference image can be used for photographs taken with different lenses or at different apertures. Reference images can not be viewed using computer imaging software. A grid pattern is displayed when reference images are viewed on the camera.

Battery Info

View information on the EN-EL3e rechargeable Li-ion battery currently inserted in the camera. (If the camera is powered by an optional MB- D80 battery pack containing EN-EL3e batteries, information for each battery will be listed separately. Battery info can not be displayed when MB-D80 is used with AA batteries).

Option Description

Bat. meter The current battery level as a percentage of full charge.

The number of times the shutter has been released since the battery was last charged. Pic. meter Note that the camera may sometimes release the shutter without recording a photo-

Charge life

graph (e.g., when measuring a value for preset white balance).

A five-level display showing battery age, from 0 (new) to 4 (displayed when the battery has reached the end of its charging life and requires replacement). Note that charging life may be temporarily reduced if the battery has been charged at low temperatures; the display will return to normal if the battery is charged again at room temperature.

Menu Guide / Basic Camera Settings: The Setup Menu 107