User's Manual
C–3
C
Flash Modes
i-TTL Mode
Effective flash output distance range in i-TTL mode
The effective fl ash output distance range is
indicated by numbers and a bar chart on the
LCD.
• The actual flash-to-subject distance should
be within the range displayed.
• The range varies depending on the camera’s
image area setting, illumination pattern, ISO
sensitivity, zoom head position and aperture.
For more information, see “Specifications.”
(0H-15)
t Auto setting of ISO sensitivity, aperture and focal length
When using the SB-910 with a CLS-compatible camera and a CPU lens, ISO
sensitivity, aperture and focal length are automatically set according to the lens and
camera information.
• For more information about ISO sensitivity range, see the camera user’s manual.
This icon means that the fl ash
output cannot be effectively
adjusted for a shorter distance.