Nikon 25474 Digital Camera User Manual


 
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Non-CPU Lenses
By specifying lens data (lens focal length and maximum aperture), the user can gain
access to a variety of CPU lens functions when using a non-CPU lens (0 270).
If the
focal length of the lens is known:
Power zoom can be used with SB-900, SB-800, SB-700, and SB-600 flash units
(available separately)
Lens focal length is listed (with an asterisk) in the playback photo info display
If the maximum aperture of the lens is known:
The aperture value is displayed in the control panel and viewfinder
Flash level is adjusted for changes in aperture
Aperture is listed (with an asterisk) in the playback photo info display
Specifying both the focal length and maximum aperture of the lens:
Enables color matrix metering (note that it may be necessary to use center-
weighted or spot metering to achieve accurate results with some lenses, including
Reflex-NIKKOR lenses)
Improves the precision of center-weighted and spot metering and i-TTL balanced
fill-flash for digital SLR
The camera can store data for up to nine non-CPU lenses.
To enter or edit data for a
non-CPU lens:
1 Select Non-CPU lens data.
Press the G button to display the menus.
Highlight Non-CPU lens data in the setup
menu and press 2.
2 Choose a lens number.
Highlight Lens number and press 4 or 2 to
choose a lens number between 1 and 9.
G button