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Lightweight and compact, the EF-140S Electronic Flash from Sigma is optimized for use with the dp Quattro camera line but is compatible with cameras featuring Sigma's S-TTL. The hot shoe-mounted flash has a guide number of 46' at ISO 100 for providing additional illumination in low-light scenarios. The flash will offer coverage for a 19mm lens in the APS-C format and it has a recycle time of approximately 5 to 6.5 seconds.
Slow sync and red eye reduction modes are available for more control over the lighting effects as well as more manual control over output via the in-camera controls. This includes flash exposure compensation from -3 to +3 EV in 1/3 EV steps. Also, on the rear of the flash is an LED that will indicate when it is ready to fire. Included with the flash is a drawstring carrying pouch and it will run on 2 AAA batteries.
Exposure compensation can be done in camera form -3 to +3 EV
Flash range of 3.3-16.4' at ISO 100 or 3.3-131.2' at ISO 6400
Manual control is possible through in-camera controls
Weighs just 2.4 ounces
In the Box
Sigma EF-140S Electronic Flash
Drawstring Carrying Pouch
Limited 1-Year Warranty
Table of Contents
45.93' (14 m) ISO100
19 mm (APS-C format)
Approximately 5 - 6.5 seconds
-3 EV to +3 EV (in 1/3 EV steps) In-camera control