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Sigma EF-500 ST-DG Electronic Flash
Electronic Flash EF-500 DG
ST can be used with Sigma's
and other manufacturers' AF
35mm SLR cameras and Digital
SLR cameras. It has a
maximum guide number of 165
in feet or 50 in meter at
105mm focal length (ISO
100). Projection angle of
the flashlight is set
automatically to match the
lens' focal length ranging
from 28mm wide-angle to
105mm medium-telephoto. It
incorporates a wide panel
that expands the angle of
illumination that of a 17mm
focal length lens.
It enables full automatic
flash photography by TTL
automatic flash exposure
control. It includes S-TTL
flash photography for Sigma,
3-D multi-sensor balanced
fill flash function and
D-TTL flash photography for
Nikon, E-TTL flash
photography for Canon, ADI
flash photography and P-TTL
flash photography for
Minolta.
For bounce flash it can be
tilted 90° upwards and 7°
downward for close-ups.
Also, it can be swiveled
180° to the left and 90° to
the right. In addition
manual flash can be set to
full and 1/16 output levels
in 2 steps. Covering focal
length of the flashlight can
be seen on the LED panel and
the flash ready signal can
be seen in the viewfinder.
EF-500 DG ST incorporates
auto power off system. |
|
Type |
Shoe Mount |
|
Guide Number |
165 in feet / 50 in meters
105mm (ISO 100) |
|
Zoom Range |
Automatically set to match
the lens between 28mm -
105mm.
17mm wide angle with
built-in diffuser. |
|
Bounce Capability |
Up 60, 75, 90
Down 7 |
|
Swivel Capability |
Right 60, 75, 90
Left 60, 75, 90, 120, 150,
180 |
|
Recycle Time |
Approx. 6 seconds (when
using alkaline batteries)
Approx 4seconds (when using
NiMH batteries) |
|
Power Source |
4x AA Alkaline or 4x NiMH
batteries |
|
Dimensions (W x H x D) |
3.0 X 5.5 X 4.6 inches /
77x139x117mm |
|
Weight |
11.3ounces (320g) |
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For Canon
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For Nikon
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For Pentax
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For Konica Minolta
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