Sigma Corporation of America (Ronkonkoma, NY, www.sigmaphoto.com) is shipping the newly upgraded 105mm f/2.8 EX DG OS HSM Macro lens. With a MSRP of $1,400, the new 105mm f/2.8 EX DG OS HSM Macro lens features the company’s proprietary Optical Stabilizer (OS) technology, a Hyper Sonic Motor (HSM) for quiet and high-speed autofocus, and a floating focusing system that moves two different lens groups in the optical path to different positions. The new macro rollout is part of an ongoing celebration of the company’s 50th anniversary. Supported mounts: Sigma, Canon, Nikon. More info: www.sigmaphoto.com/shop/lenses.