Wireless Flash - Sigma EF-630 Mode D'emploi

for setting: 1/3EV.)
3. Check the flashgun status with the Ready light and start shooting.
In the distance display section in the Status area, the distance that
appropriate exposure can be obtained is calculated and displayed.
Even with the same flashing amount, the distance to obtain the
appropriate exposure varies if the camera's ISO sensitivity or the
aperture value is changed.
An appropriate exposure when using manual flash can be
calculated using the following formula.
Guide Number (GN) / Shooting distance (m) = Aperture value (F)
For the GN (Guide Number) of this flash, refer to [Table 1] attached
at the end of this manual.
MULTI FLASH
Displaying movement of the subject in one frame as if the image is a
photographic playback is possible by continuously emitting light with
the flash while the shutter is open.
Use the camera's manual ("M") exposure mode.
1. Set the Flash mode to [MULTI].
2. In the Mode details area, set the flash
amount, flash interval in "Hz" (eg.: 10
Hz = Emits light with the frequency of
10 times per second), and the
number of flashes in "x".
3. Set a shutter speed that is slower
than the value of the "number of flashes" / "flash frequency."
4. Check the flashgun status with the Ready light and start shooting.
The number of flashes that can be fired continuously varies
depending on the combination of the flash amount and the flash
frequency. Refer to [Table 2] at the end of this manual.
26

WIRELESS FLASH

When the flash is used at a location far from the camera, the
creative possibilities are expanded. The EF-630 is controlled
remotely by the camera's built-in flash or a separate Master flash
unit.
EF-630 has three wireless flash modes for different applications.

WL
Wireless E-TTL II / E-TTL auto flash
TTL
WL Wireless manual flash
MANUAL
WL
Wireless multi-flash
MULTI
The flash attached to the camera is called [Master unit], and the

flash used at a distance from the camera is called [Slave unit].
Please set the flash unit between 0.5m~ 5m (1.6~ 16ft) from the

subject, and set the camera body between 1m~ 5m (1.6~ 16ft)
from the subject.
When setting a Slave unit at the desired position, you can use

mini-stand. This mini-stand has a screw hole for a tripod.
Wireless flash can be used with the camera's integrated flash

(only in case of models that have the master function of wireless
flash shooting). For the camera settings, refer to the camera's
instruction manual.
The EF-630 can also be used in combination with the EF-610 DG

SUPER EO-ETTL II. In this case, use the EF-610 DG SUPER as
the Slave unit. When setting EF-610 DG SUPER, refer to the
instruction manual of EF-610 DG SUPER (notation method of the
EF-610 DG SUPER slave ID is different. Refer to the following
table.)
EF-630 slave ID
EF-610 DG SUPER slave ID
A B C
1 2 3