Product Description
Sigma EM-140 DG Macro Flash for Pentax TTL Digital SLRs, Guide Number of 45 with ISO 100 Feet.. The EM-140 DG Macro Flash is designed to work with both AF 35mm film and Digital SLR cameras of all-popular manufactures. Dual flash tubes can fire simultaneously or separately. The flash features a guide number of 45 with ISO 100 The Modeling Flash function makes it possible to check for reflections and shadows before actually taking the flash picture. Using only one flash tube creates shadow, which can give a three-dimensional feeling to the subject.
Shipping Weight: 2 pounds
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