Workshops for all skill levels will cover automotive, urban landscape, travel, architecture photography and more; get hands-on experience and training from Sigma experts RONKONKOMA, N.Y., July 31, 2019 (GLOBE NEWSWIRE) — Sigma Corporation of America, a leading still photo and cinema lens, camera, flash and accessory manufacturer, today announced its Dealer Workshop lineup for the month of August, featuring six hands-on learning...
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