Nikon D300 User Manual (en)

Download
327
U
Non-CPU Lens Data
By specifying lens data (lens focal length and maximum aperture) 
for up to nine non-CPU lenses, the user can gain access to a variety 
of CPU lens functions 
(pg. 196)
.
AF Fine Tune
Fine-tune focus for up to 12 lens types. AF tuning is not 
recommended in most situations; use only when required. 
Option
Description
AF fine 
tune 
(On/
Off)
• [On]: Turn AF tuning on.
• [Off] (default): Turn AF tuning off.
Saved 
value
Tune AF for the current lens (CPU 
lenses only). Press 
1 or 3 to choose 
a value between +20 and –20. 
Values for up to 12 lens types can be 
stored. Only one value can be 
stored for each type of lens.
Default
Choose the AF tuning value used 
when no previously saved value 
exists for the current lens (CPU 
lenses only).
Move focal 
point away 
from camera.
Current 
value
Move focal 
point toward 
camera.
Previous 
value