Nikon D3000 User Manual page 80

[I_ Notes on Optional Flash Units (Continued)
The SB-900, SB-800, SB-600, and SB-400 provide red-eye reduction, while the SB-900, SB-800,
SB-600, and SU-800 provide AF-assist illumination with the following restrictions:
• SB-900: AF-assist illumination is available for all focus c : '_
points; with17-135 mm AF lenses, however, autofocusis o c 3 8 '_ ' s
not available with the focus points shown in gray. _ .;
17-I05mm I06-135mm
• SB-8OO, SB-6OOandSU-8OO:With 24-105 mm AF lenses, AF- I c :
assist illumination is not available with the focus points : u c
shown in gray. _ c "
With other flash units, the camera AF-assist illuminator is 24-34 mm
used for AF-assist illumination and red-eye reduction.
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35-I05mm
165