Tamron USA, Inc., is the US sales subsidiary of optics manufacturer Tamron Co., Ltd. Tamron USA, Inc, referred to as Tamron from here on, is comprised of 3 major divisions: Tamron 35mm SLR Lenses, Bronica Medium Format Cameras and Tamron CCTV Lenses. It is headquartered in Commack, NY, about 1 hour from New York City. Tamron Co, Ltd., is publicly traded on the Tokyo Stock Exchange over-the-counter.