Nikon autofocus speedlight SB-900 User Manual page 96

Flash shooting in Advanced Wireless Lighting
In this mode, set the following items on either the master flash unit or the remote
flash units.
Item
Flash mode
D
Flash
output level
compensation
2
Channel*
Group
*1 Auto Aperture flash is automatically set. When the SB-900 cannot receive lens
information such as focal length and aperture, the flash mode automatically switches
to Non-TTL auto flash.
*2 If another photographer uses the same type of wireless remote flash setup close by,
your remote flash units may accidentally fire in sync with that photographer's master
flash unit. To avoid this, use a different channel number.
D–46
Speedlight
to be set
• The following five flash modes are available:
·
·
·
·
Master fl ash
·
unit
• Set the flash mode of the remote flash units on the
master flash unit.
• The flash mode can be set independently on the
master flash unit and for each group of remote
flash units.
• Flash output level compensation values of the
remote flash units can also be set on the master
Master fl ash flash unit.
unit
• The flash output level compensation values can be
set independently on the master flash unit and for
each group of remote flash units.
Master and • Select one of the four available channels.
remote fl ash
• Be sure to set the same channel number for both
units
the master flash unit and remote flash units.
Remote fl ash
• A maximum of 3 groups (A, B, C)
unit
Remarks
i-TTL mode
Auto Aperture flash
*1
Non-TTL auto flash
*1
Manual flash
Flash canceled