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III. Using the Camera Flash
1. Power Management
Use ON/OFF Power Switch to power the flash unit on or off. Turn
off if it will not be used for an extended period of time.
2. Power Control
The flash output is adjustable from 1/1 full power to 1/128th power
in 1/3rd step increments. To obtain a correct flash exposure, use a
hand-held flash meter to determine the required flash output.
Press the “-“ or ”+”button to adjust the flash power output.
M Mode: Set the flash output from 1/1 full power to 1/128th
power in 1/3rd step increments.
Multi Mode: Set the flash output from 1/4 full power to 1/128th
power in 1 step increments.
Manual High-Speed Mode: Set the flash output from 1/1 full
power to 1/16th power in 1/3rd step increments.
3. ZOOM: Setting the Flash Coverage
Set the flash coverage manually to match the lens focal length
from 24mm to 105mm.
Press the ZOOM button and its settings can be adjusted by
pressing “+”or “-”button.
Note: When setting the flash coverage, the lens focal length
should be covered in case of occurring dark periphery.
4. M Mode
Press Mode Selection Button to enter M mode. In this mode, you
can set the camera flash onto your camera’s hotshoe or trigger to
fire flashes. During shooting, adjust the power output and press the
camera shutter, then the camera flash will fire a flash under the
camera synchronous signal.
5. Multi: Stroboscopic Flash
Press Mode Selection Button to enter Multi mode. With
stroboscopic flash, a rapid series of flashes is fired. It can be used
to capture a multiple images of a moving subject in a single
photograph.
2. Attaching to the Camera
1. Attach the camera flash.
Slip the camera flash’s mounting
foot into the camera’s hot shoe all
the way.
2. Secure the camera flash.
Rotate the locking screw on the
mounting foot until it locks up.
3. Detach the camera flash.
Rotate the locking screw on the
mounting foot until it is loosed.
You can set the firing frequency (number of flashes per sec.
expressed as Hz), the number of flashes and the flash output.
Calculating the Shutter Speed
During stroboscopic flash, the shutter remains open until the firing
stops. Use the formula below to calculate the shutter speed and set
it with the camera.
Number of Flashes / Flash Frequency = Shutter Speed
For example, if the number of flashes is 10 and the firing frequency
is 5 Hz, the shutter speed should be at least 2 seconds.
Stroboscopic flash is most effective with a highly reflective
subject against a dark background.
Using a tripod and a remote control is recommended.
A flash output of 1/1 and 1/2 cannot be set for stroboscopic flash.
Stroboscopic flash can be used with “buLb”.
stroboscopic flash more than 10 times in succession.
To avoid overheating and deteriorating the flash head, do not use
Maximum Stroboscopic Flashes:
1/4
1/8
1/16
1/32
1/64
1/128
1
7
14
30
60
90
99
2
6
14
30
60
90
99
3
5
12
30
60
90
99
4
4
10
20
50
80
99
5
4
8
20
50
80
99
6-7
3
6
20
40
70
90
8-9
3
5
10
30
60
80
1/4
1/8
1/16
1/32
1/64
1/128
10
2
4
8
20
50
70
11
2
4
8
20
40
70
12-14
2
4
8
20
40
60
15-19
2
4
8
18
35
50
20-50
2
4
20
16
30
40
60-99
2
4
20
12
20
40
Flash
Output
Hz
Flash
Output
Hz
Press MODE button so that
< MULTI > is displayed.
Press the < SET >button to choose
the adjustable projects. (Blinking)
Press the “-“or “+”button to adjust
the settings.
3


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