Sigma EM-140 DG1 Electronic Flash MACRO

Good condition, tested October 2023 The ELECTRONIC FLASH MACRO EM-140 DG is designed to work with digital SLR cameras of most popular manufacturers. The EM-140 DG is ideal for photographing subjects in fine detail when the shadowless mode is used and is extremely effective for scientific and medical applications. Dual flash tubes can fire simultaneously or separately. Using only one flash tube creates a shadow which can give a three-dimensional feeling to the subject.